Sort by
Relevancy

Free Stories

100%
Crossdresser 1st time!
Hi, im new to this. this happened about 3 years ago now. I had started off the night being at my ex gfs house looking at her sexy underwear thinking how it would feel etc. so, having just started a new job I felt it was time to relax a little while she was out working (from 10pm til 6am). from th... Read full Story
shemale lover 2013-05-30 7,871 Outdoor Big Cock fingering ass licking virgin public cd piss
100%
Threesome fun
We had invited friend over who has big cock --he arrived and we sat around for awhile talking about sexual encounters of the past --I'm a bi part time shemale cross dresser who is very kinky --anyway it got around to looking around the house and as it happened we stopped in the bedroom , and all o... Read full Story
goodgurl34 2019-01-08 4,419 Stockings Crossdresser Amateur Big Tits threesome Blowjob Big Cock Lingerie domination Guy Fucks Shemale Mature Homemade threesome sex
100%
The Mind Flip
IT was a weekend like any other, in the city in the north of England. Rain poured in sheets down the basement windows of the flat I shared with my friend Joe, breaking up the shapes of the buildings on the opposite side of the road like a kaleidoscope, and I sat indoors, slouched in front of the com... Read full Story
shemale lover 2013-01-17 5,347 hardcore Blowjob Big Cock Lingerie ass fucking
50%
Huge black cock
A person with a huge black cock asked what I would do to him to make him feel good as well as make me feel good and I told him I would start by licking it all over lick, lick, lick, with lots of saliva to masterbate you at the same time as I lick your big long fat cock -then I rub your saliva licke... Read full Story
goodgurl34 2019-11-04 4,334 Crossdresser Masturbation threesome Blowjob blonde Big Cock
81%
My first time getting a big cock in my ass
I got talking with a relatively local guy, much older than us, but had a thick 8.5" uncut cock, which was perfect for what I wanted to watch enter my Mrs. Our messages went something like this... Me "Did you want to meet up first?" Him "If you want" Me "We'll chat about a plan, then I'll... Read full Story
BalkanLoco91Ri 2019-08-26 7,619 Amateur Cumshot Bareback Creampie Blowjob Big Cock Homemade pov Ass to Mouth
87%
Threesome for Desi
After months of looking for someone to join us for a threesome, we finally found someone and he is coming over tonight. We are all going to meet at your place so I get over there right after work to get ready. We both take a shower and get dressed before he arrives. We sit on the couch together as w... Read full Story
b0099b 2016-04-27 4,999 anal threesome cd Desi
100%
Catching up with the biggest cock
I have recently written with an account from my diary about the biggest cock that I’ve ever seen and someone saw the experience and wanted to know more as I had said that I met him a few times. So, I can bring that right up to date now because I have recently been to see him again. But let me go bac... Read full Story
lkusex 2021-06-03 10,796 Masturbation Big Cock Ladyboy domination self sucking Ass to Mouth Vintage
25%
Fantastic threesome w/ Miranda Pinocchio & Danielle Albuquerque
Today taken by the craving for something really big I call Miranda who answers me immediately and despite the language barriers and her way of speaking not always understandable we agree for 70 and a quiet thing. I sling in Naples, central area, the usual low in the alleys between via Marina and the... Read full Story
RonWisley 2020-05-04 4,683 Amateur Cumshot Shemale Fucks Guy threesome Blowjob Big Cock
70%
My Very Own Crossdresser Story
I took her sweet ass from behind, making her cock hard again. Though we already had many crossdresser stories behind us, this night was special because she finally fulfilled my wish: she wore red night gown, looking more like a woman than any woman I’ve met. I almost tore it from her, wishing ... Read full Story
shemale lover 2016-01-11 9,411 Crossdresser Cumshot Big Cock
90%
DISCOVERING BLACK COCK
To the greater Boston general public it was simply a small little known quite private night club located in the back part of Roxbury called The Black Rooster Bar. While in local Gay Community circles, insiders called this private by membership only pub, THE BLACK COCK CASTLE! When first learning... Read full Story
CD DIXIE IN NH 2016-05-10 10,228 Big Cock cumming sperm ebony cock
69%
Pune crossdresser Night Girl
Hi friends, I hope you liked my earlier stories. This is my new story about a lady boy / crossdresser / sissy boy. Around 2 years back I came across a profile on Planet Romeo with name Nightgirl. I sent her message that i found her sexy and attracted to her and wanna meet her. I am alway... Read full Story
Stud4Shemale 2017-05-22 7,441 Crossdresser Asian Ladyboy Lingerie domination Guy Fucks Shemale cum in mouth
91%
My first big cock
So I'm deciding to post a story about an experience I had about a year ago. Ill start with a little background about me, I'm a bi crossdresser 22 years old 5'8" 140lbs, newly exploring bottom, very passable crossdresser. And extremely selective. I tried an online dating site ... Read full Story
Cbosh40s 2015-03-31 10,530 anal Crossdresser hardcore Mature sissy
96%
How I began my crossdresser transformation
Here are the usual disclaimers this story is for adults only if you are viewing this and are not 18 years of age or older please close this page immediately. There is no crossdressing in the story but this is how I began my transformation from regular boy into cock sucking teenage crossdresser.... Read full Story
srlvictoria 2013-04-10 12,038 anal Crossdresser oral handjob sissy
100%
Crossdresser gets dick for first time
I was so tired of just watching porn. So tired of the sissy hypno threads that made me crave men, crave cock, crave being weak, crave being the bitch...only to cum and do nothing about it. But the desire to transition from fantasy to reality was growing stronger and stronger. I decided it was ti... Read full Story
Sissy Ava 2022-10-11 7,846 Stockings Crossdresser Amateur Bareback Big Cock Guy Fucks Shemale Ass to Mouth cum in mouth
100%
Why does cock look so good on a girl ? Pt.4
Why does cock have that effect on most straight men normally attracted to hot women, who haven't previously seen another guy's cock and reacted in the unexpected, unfamiliar carnal response from the image of cock when it's between the legs of a girl or what anyone would consider a girl except for t... Read full Story
Verdura08 2023-04-27 5,141 Crossdresser newbie TS addiction dirty little secrets.
60%
Ass Whore Laurie, Double Penetrated
Ok, its Friday evening. My C List ad is finally published, "Ass Whore 4 MMM Tops" and waiting....waiting for some horney guys eager to pump up a hot sissy cock whore and willing to be in a group! Lot's of responses (my pics never fail!) but only singles looking for a one on one. So, I... Read full Story
Chasis88 2014-03-27 4,070 Crossdresser hardcore Big Cock ass fucking dp
100%
First time doing that!!
So I love to dress like a girl and have done since I was about 15, but being married and all it’s a bit hard to do it very often,. I’m a local tradesman so am out all day in my van and have a good knowledge of the area I live in, or so I thought. About 2 miles from my house is a crushing site tha... Read full Story
Samantha Jewels 2022-01-03 2,562 Crossdresser Outdoor Creampie Blowjob Big Cock Mature Ass to Mouth cum in mouth
100%
Slutty Sissy's 2 Loves
Tonight was young and I was already hot and bothered, my ass-pussy was on fire, and I could hardly wait for Bob and John to come over. I had invited them over to fulfill those erotic dreams I am constantly having about the two of them using me like a tool, and I wanted that so bad. I fantasized abou... Read full Story
Regina10 2020-11-23 4,987 Group Sex Big Tits Cumshot Bareback Blowjob Big Cock Ladyboy Lingerie Guy Fucks Shemale pov Ass to Mouth cum in mouth double anal
45%
Threesome with random muslim men from Dubai -
As you all know, most of the meetings with my clients happen in good 3-star or 4-star hotels. Clients normally visit my hotel room and have fun. This exciting session happened during my stay in a 3-star hotel room in Bangalore on March 1st and 2nd. I had bookings for both the days and was prepare... Read full Story
Manusha Tranny 2021-10-14 9,002 Crossdresser Cumshot Outdoor threesome Blowjob Big Cock Asian Ladyboy gangbang domination Guy Fucks Shemale Ass to Mouth cum in mouth
100%
Being taught a lesson .......... I think!
How did I end up on my back in my own bed, legs straight up with my ankles over her shoulders, ready to have my ass fucked from a lost bet? A bet that Alma clearly cheated at as we discover. I was off to Thailand for a 16 week course in Thai massage at a school recommended highly by a friend I ha... Read full Story
Curious_billy 2023-11-12 8,239 anal Amateur Group Sex Bareback Creampie Shemale Fucks Guy threesome Big Cock domination Homemade Vintage cum in mouth
93%
Virgin Slut Cravings.
There have been so many times that I have had to hide how I felt because I lived my life denying who I was. I was a closet queen who was pretending to be normal. Some might have guessed my secret if they were observant. I didn't do things that other boys my age did. I love hanging out at home like a... Read full Story
Regina10 2020-09-29 8,474 Stockings Crossdresser Big Tits Cumshot Bareback Creampie Blowjob blonde Big Cock Lingerie Guy Fucks Shemale pov
100%
I wanna fuck almost everyday
I can't stop thinking to be Double penetrated for two men at the same time.... It makes me feel I'm insatiable gurl... Two Big cocks mmmmmmm after been fucked for so long ... I will never go back... And certainly I will totally satisfied and addicted to it...... Read full Story
Bellasohot 2022-07-13 3,823 Crossdresser Amateur Latina Bareback threesome Big Cock Ladyboy Lingerie Guy Fucks Shemale Mature Ass to Mouth double anal
80%
Getting Fucked by Sasquatch
Bill was about to show up, I had known him from a chat room for years now. I was in his town for work and we had set up this date so we could finally meet each other. I heard a hard knock at the door and when I swung it open, I just stood there in awe. It wasn’t the big beard or really long hair tha... Read full Story
pennypenny 2020-08-21 5,983 Crossdresser Bareback Creampie Fetish Blowjob Big Cock redhead domination Guy Fucks Shemale pov Ass to Mouth cum in mouth
100%
Cheating Sissy Wife chapter2
My sweetheart Keith is back from his road trip and we were about to make up for lost time. He didn’t even want me to fix dinner. Instead he said that we would order pizza later. Meanwhile we started making out right there on the couch. We were both horny and anxious to get next to each other. I felt... Read full Story
Regina10 2020-10-26 4,808 Crossdresser Big Tits Cumshot Bareback Creampie Blowjob Big Cock Ladyboy Lingerie Guy Fucks Shemale pov Ass to Mouth
100%
Slut /W Bad Boy
I was excited as always because I was about to go out in public and hopefully I will meet some horny man with some money and get laid. Now, to make sure that I am a picture of femininity, I double checked my makeup in several mirrors from many angles. My lips were perfect and I made sure my cheeks b... Read full Story
Regina10 2020-12-04 7,070 Stockings Crossdresser Big Tits Cumshot Bareback Fetish Blowjob Big Cock Lingerie Guy Fucks Shemale pov Ass to Mouth
100%
HOW ONE PEEPING TOM MORNING TURNED ME INTO A SHEMALE SISSY BITCH
It was while cutting across his back trailer park lawn around 7pm on misty July Saturday evening, when I first discovered that Mr. Parker was really a fag. How else could you describe a man wearing a long blonde wig on his head while below he wore only a large somehow stuffed pink lacey woman's bra ... Read full Story
CDDIXIE4U 2019-01-08 13,887 Teen (18+) Crossdresser Amateur Cumshot Masturbation Blowjob Big Cock Ladyboy Lingerie domination Guy Fucks Shemale Homemade Compilation Vintage cum in mouth
66%
Samantha sissy TGTF
Theme and genre of the story: The genre is about gender bender, futanari, gay, physical transformations of the body, magic and biology, the kink in particular that must excite in the story is the perversion of the transformation of the body and mind through a magical element that manipulates biol... Read full Story
Samantha sissy world 2022-09-20 4,649 Teen (18+) Crossdresser Big Tits transformation transgender feminization pov sissification Cartoon magic Gender Bender
100%
First fuck in public ;)
You’re only wearing a coat, I find a place where, I can kiss you then slide my hand between the flaps of your coat. I expose your breasts and slide my hand down across your tummy down to your pussy. My fingers start to explore your soft bush, working there way to your soft pink lips surrounding your... Read full Story
BalkanLoco91Ri 2019-08-26 3,839 Stockings Teen (18+) Amateur Big Tits Cumshot Outdoor Masturbation Bareback Creampie Blowjob Big Cock Uniform domination Homemade pov cum in mouth
100%
Surprise Ending (Part One)
My wife is the picture of professionalism from 8 to 5, but after hours she is a sexual dynamo who loves men and women. Throughout our relationship she has introduced several of her gal pals into our bedroom, hot tub, shower, etc...you get the idea. Anyway, two weeks ago she let me know that one o... Read full Story
Chantel13 2022-08-23 5,462 Crossdresser Amateur Group Sex Outdoor Bareback Shemale Fucks Guy threesome Big Cock Shemale and Girl Guy Fucks Shemale Ass to Mouth cum in mouth
98%
When Fantasy Comes True 2
After my first threesome encounter with Jenni and her friend, getting a golden shower from three trans women was a bonus. Being drunk and now four of us snuggled in bed, i thought the night had ended but i did hope for more. I was not disappointed as Jenni's friend (Sasha) who had been sleeping d... Read full Story
Sara Banks 2018-10-22 11,717 Group Sex Cumshot Bareback Shemale Fucks Guy threesome Blowjob Big Cock gangbang domination Ass to Mouth cum in mouth golden showers golden shower
80%
intimate Cousins
My favorite cousin and first lover, Billy, was just released from prison and I was anxious to see him. I am ecstatic that he is out, and I am thinking about all the past fun we had as I prepare to revisit those good times. Tommy knows all about my relationship with Billy and he understands my need t... Read full Story
Regina10 2022-05-13 6,059 Stockings Crossdresser Cumshot Masturbation Bareback Blowjob Big Cock Ladyboy Guy Fucks Shemale Ass to Mouth cum in mouth double anal
76%
Nylon teasers
They came into the video store where I worked as a clerk. Almost every day. Teasers. Both of them. What made it both great and terrible for me was that it fed my deepest fetish -- stockings -- as it denied me any fulfillment other than frequent and frantic "self-gratification."... Read full Story
shemale lover 2012-01-30 9,927 Stockings Big Tits fucking foot fetish
81%
Ladyboy Switch Story
I am messed up with how I feel about this. I still love looking at women. I love tits and arse. I like the soft feel of women – kissing them and feeling their bodies. I don’t look at men in public and get turned on – men with clothes on do nothing for me. Put me somewhere that I can see those same m... Read full Story
shemale lover 2015-02-27 7,041 Cumshot suck Shemale Fucks Guy Ladyboy ass fucking swallowing
96%
A Night of Lust
I was out at a night club with a few friends, and we were there for for a while before I noticed this sexy, rather short girl across from me at the bar looking over. I could tell, even from this distance that there was something special about her, I wasn’t sure what that was quite yet though. The mo... Read full Story
JessicaEdwards 2018-08-07 18,263 Stockings Amateur Cumshot Masturbation Bareback Creampie Shemale Fucks Guy Blowjob blonde Big Cock Lingerie deepthroating Guy Fucks Shemale cum swallowing deep throat deep penetration cum swapping pov Ass to Mouth cum in mouth anal fuck sloppy virgin ass
100%
Regina" s Love session
As Tommy entered the apartment, I couldn’t help but notice that his cock was suddenly excited and outstanding tonight and I knew the reason. I smiled to myself with confidence because my l attire was getting the job done. I was wearing my shocking pink sheer lingerie with the frilly top that accen... Read full Story
Regina10 2022-04-01 2,404 Stockings Big Tits Cumshot Bareback Creampie Blowjob Big Cock Lingerie Guy Fucks Shemale pov Ass to Mouth cum in mouth
100%
How my date went
There I was on TV with the sound up jus barely enough for my date and I to hear. We had gotten past the introductions at the bar we had jus left & now it seems as if those 4 shots of tequila jus wasn't enough for me to overcome how scared I was. But Alma, my date had run into Nervous Nellies like m... Read full Story
Curious_billy 2022-10-21 5,741 Teen (18+) Amateur Cumshot Masturbation Blowjob Big Cock Lingerie Homemade pov cum in mouth webcams
100%
A Crossdresser Gets Fitted
Not long ago I was out shopping and stopped at one of the clothing outlet stores that I frequent when looking for sexy clothes and shoes to wear when I go out clubbing or to wear in my adult videos. I was looking through the display rack of my favorite brand of pantyhose, trying to find the colors I... Read full Story
shemale lover 2012-02-25 5,035 Fetish threesome orgasm pantyhose crossdressing
100%
Intense
Holding to my word, I didn't let the incident with Billy and his friends scare me away from Bailey; I kept seeing her, even after the beating I took. To be honest, I'm not sure if he was trying to lay low or what, but Billy seemed to keep his distance from me for a while...thankfully. Bailey and ... Read full Story
Verpa 2019-10-21 10,775 Big Tits Cumshot Bareback Creampie Shemale Fucks Guy Blowjob Big Cock cum in mouth
90%
My first Theesome
I'd been flirting with Clare for a while in work. I always thought she would be one of the girls that would play around in work, but never actually go through with anything. It was a slow day in work and as usual the subject came round to sex. We were having a cheeky conversation about fetishes a... Read full Story
cdleesa 2020-06-01 14,383 anal threesome bisexual forced bi
100%
Regina’s Double threat.
Hello guys, I recently ran into a former hater who was no longer the hater I had met years earlier. In fact, he had only treated me so horribly because of his own inner dark desires. When we met a few years ago at one of the clubs, he had been very abusive to me. He went out of his way to say hurtfu... Read full Story
Regina10 2022-02-08 3,068 Big Tits Cumshot Bareback Creampie Fetish Blowjob blonde Big Cock redhead Guy Fucks Shemale Ass to Mouth double anal
100%
My Sugar Daddy Spanked Me & My Girlfriend (I screwed up again)
In my last fantasy article I explained how my Sugar Daddy allows me to date girls since I am bisexual and attracted to them too, but they, and in fact anyone, are not allowed to touch me intimately without explicit permission from my Daddy. Anytime a girl wants to touch me: kiss, hold hands, put her... Read full Story
Chrissy Tunnell 2022-04-12 2,244 Crossdresser Amateur Big Tits Shemale Fucks Guy Fetish threesome Blowjob Big Cock Ladyboy Shemale and Girl Guy Fucks Shemale cum in mouth
100%
From a 50's virgin to a Mature good for all
***Prologue - Confessions: Every day since I offered my virginity, I put myself in the shoes of a woman. The little town where I live forbids me to show myself socially. However I made myself an accomplice, my epilator who receives me after closing. Since my new beginning, male masturbations are not... Read full Story
hippocampus_171 2023-01-11 4,354 Stockings Crossdresser Amateur Group Sex threesome Big Cock domination Mature foursome Homemade cum in mouth shemale + shemale milfs
50%
An Appreciation Part 1
Andrea Dworkin has long opposed pornography. She has also rejected erotica. This essay is a refutation of Dworkin's position. Allow me to begin with a quote from a SilkyOne Literotica story, "Silky 09.' Someone tells Silky (the eponymous heroine of the Silky Series) that she is Gorgeous. ... Read full Story
shemale lover 2011-09-07 3,573 threesome Big Cock tgirl
85%
First Time for Everything
At the time I was living in Paris and on sheer whim, I decided to go to Amsterdam for the weekend. I thought to myself, "what better place to act out my fantasies than in Amsterdam?" I packed some of my slutty clothes. I decided on my slutty cowgirl outfit complete with flannel top, jean s... Read full Story
shemale lover 2012-10-14 4,262 anal sex orgy facial huge cock sucking off
96%
CD Jinn Caught
Lately I have been having great times with one of my roommates who found me out and found he really enjoyed being with me when I am dressed. However before any of this happened I had met a guy through a friend on the football team at my college and had a couple great times with him while I was dres... Read full Story
Jinn.V23 2014-05-07 5,496 sex toy Crossdresser Cumshot suck threesome
100%
My 1st Time was Not the Only Time.
One late night after hitting the slopes and partying I left my friends birthday party feeling extra horny. It was about 6 or 7 in the morning now and after having no luck finding an escort I responded to an ad on craigslist posted by a trans woman. I figured two things, this dick isn't going to suck... Read full Story
LesFuax 2019-02-16 9,127 first time Small Tits Amateur Latina Bareback Creampie threesome Blowjob Big Cock ass fucking barebacking barebackedshemales first time with a tranny raw anal raw dick raw fucking firsttime
88%
Tommy Tries to Make It Up
Tommy Tries to Make It Up I have written about Tommy before. He was the eighteen year old neighbor that always stared at me checking me out, basically eye fucking me and that made me so hot and horny I eventually took his virginity and trained up on being a great lover. Well he had moved out... Read full Story
pennypenny 2019-04-30 6,206 Crossdresser Group Sex Bareback Creampie threesome Blowjob Big Cock redhead Guy Fucks Shemale Ass to Mouth
100%
The New Nii
The bedroom door opened and the two lovers walked down the hall into the living room side by side. Deena was wearing her nightshirt that she wore a lot, and Jeffery was nude, and he picked up his clothes that I had put on the chair and began to get dressed. “Jeffery is going to go and get dinner an... Read full Story
Setinkhan 2021-05-28 5,573 Crossdresser Fetish threesome Big Cock Shemale and Girl domination Interracial Sex Toys
100%
Shopping plus extras!!!
Hi, so as you can probably imagine I buy a lot of underwear and have a few favourite places to shop. My favourite by far is Ann Summers. The range is great and the staff are so helpful . Anyway back to the story. So I decided to go get some new underwear to see in the new year, I got myself up and d... Read full Story
Samantha Jewels 2023-01-06 4,348 Crossdresser Amateur Cumshot Fetish threesome Blowjob Big Cock Lingerie Shemale and Girl domination Guy Fucks Shemale Ass to Mouth cum in mouth
95%
CD Jinn New Adventure
So my last story "college experience" was about one of my three roommates finding out I was a cross dresser along with his girlfriend. His girlfriend Stacy encouraged him to dominate me and display power over me. I think that is really what she enjoys seeing. While he was slipping his cock... Read full Story
Jinn.V23 2014-04-11 6,856 Crossdresser threesome ass fucking domination rimming
92%
MY Party Favor Fantasy
My Party Favor Fantasy A fictional story built around an old fantasy of mine I ran a notice on one of those sex sites that said” Help me fulfill my fantasy and I bet we take care of some of yours also. Hi there, I am Penny and I am a total bottom trans w... Read full Story
pennypenny 2019-01-08 7,274 Stockings Crossdresser Group Sex Cumshot Masturbation Bareback Creampie Fetish threesome Blowjob Big Cock gangbang Lingerie redhead domination Guy Fucks Shemale Sex Toys Ass to Mouth cum in mouth double anal
85%
BANGING AROUND BANGKOK
BANGING AROUND BANGKOK: THE AMOROUS ADVENTURES OF CAITLIN "MEOW" MORRISON after living and working in Thailand/SE Asia for many years i decided to write an erotic story based on some of the people i have known, venues and places i have been, and the P4P night-scene where i spent way too much... Read full Story
bkkldby 2019-06-17 14,113 first time Teen (18+) Amateur Group Sex Big Tits Cumshot Outdoor Bareback Blowjob Big Cock Asian lesbian public place
90%
Saving My Marriage
I love to write Erotica. For story requests please send me a private message or email noirenoire10@gmail.com It was our anniversary. Today made five years that my wife and I have been married and we were taking a road trip to celebrate. I chose our destination but I let her choose all of our a... Read full Story
therefill05 2021-02-16 6,115 Cumshot Bareback Creampie Shemale Fucks Guy threesome Blowjob Big Cock Ebony domination Sex Toys cum in mouth
100%
The four of us
Jan and I have been together now about 4 years but known each other since High School. We are both in our early fifties. We had met a transgendered girl (Gabby) about a year ago and we get together about once a month and enjoy each other’s company, going out playing and having intimacy together. Gab... Read full Story
Jon Paul 2021-08-02 4,199 Group Sex Big Tits Cumshot Bareback Creampie Blowjob Big Cock Guy Fucks Shemale Ass to Mouth
75%
Passion in the Rough
Tonight, I was searching in vain for a parking place close to the club, but unfortunately, I had arrived late and there were no empty spaces close by. I drove around and went down several streets in the same block until I found an empty spot. That was perfect I thought as I found a parking place and... Read full Story
Regina10 2024-04-27 3,350 anal Crossdresser Big Tits Outdoor Bareback Creampie Blowjob blonde Big Cock Ladyboy gangbang Guy Fucks Shemale
68%
Shemale Porn Photo On The Wall Of Her Room
She was a truly hot shemale that I’ve been seeing for a couple of months now, from time to time. She had some really big tits and a dick that didn’t really get in our way much. It really wasn’t all about the sex. I loved talking and even cuddling with that girl. We talked about ... Read full Story
shemale lover 2016-06-12 6,516 asshole shemale Big Cock