Flapcock 

the act of slapping another person with the foreskin of your own penis

dude i flapcocked the girl at the party last night, she gaged.

Flapcock by mr.bonero November 16, 2010

flabcock 

A word used to define the condition of ED. (erectile dysfunction)

Usually used humorously, and to offend the recipient of the phrase.

Niral: So, did you bang that chick last night?
Joe: No. Things didn't go so well.
Niral: flabcock
Joe: :/
Niral: :|
Joe: :(
Niral is away "kidney failure, brb"

flabcock by Schwamp Ayess January 6, 2010

flatcocking 

(noun) Slang term used to describe lesbian sex.

Shitpants and her friend there have been flatcocking for so long, they are starting to look alike.

flatcocking by Dave Brorsen February 23, 2006

flamcock 

1. mix bewtween flamingo and peacock
2. flaming homo who loves cock

Whoa, check out that flamcock in the water!

Is that flamcock doing the other flamcock? What a flamcock!!

flamcock by k-murda February 11, 2007

flatcockers 

2 girls who bang their hips and pubic bones against each other as they make love to each other.

Oh my! Did you see those flatcockers in action?
I live in the South and this word has been in use for many years here. I was surprised it is not currently featured at urbandictionary.com.

flatcockers by Southern Man February 1, 2006

flopcock 

1) Any time a penis is particularly floppy, such as a few minutes after a good shag session.

2) A lazy person, especially someone who's always on the couch.

3) A pujorative term to describe someting that is floppy or more floppy than it should be.

1)Man, I just shagged Sarah hard for almost two hours, Ive got the worst flopcock Ive ever seen.

2)Ian wont even got off the couch to take a shit, what a flop-cock.

3)Man, those new springs I put in the truck are WAY better, especially after riding around on those old flop-cocks for three years.

flopcock by The Coondog October 20, 2006

flatcock 

is a women on the rugby pitch who should fuck off and go and watch it on the telly

them fucking flatcocks are sitting in our seats

flatcock by Dr.Denzil December 9, 2008