Cockblock

To provide a metaphorical, but quite effective, block of your friends cock with a woman's vag!

"Yo Bob, that fuckstain kid Doyle, just cockblocked me from getting another piece of ass!"

"What a cockblock!"

by Omanz December 28, 2005

Jock Block

(v.) The act of ruining a jock's chances with an attractive lady. Similar to a cock block, but perpotrated by a nerd/geek/social outcast.

A: Dude, that quarterback totally crashed and burned with that cheerleader.

B: Yeah, Derek from Trig jock blocked him. Hacked his Facebook account and posted that homeboy's 'chalmydia subsided'.

A: Epic win for Derek.

by The Observationist May 3, 2011

Cockblock

When a guy gets in the way of you trying to get with a girl.

You are about to take a girl to your apartment so you will be alone and your friend comes tag along and messes up you chance of getting laid.

by Chad Hayward http://www.chadhayward.net July 4, 2005

cockblocker

A woman/girl (usually ugly) who is jealous of the fact that her friend gets dick, whilst she doesnt. thus she tries to block all cock directed at friend. the ugly bitch.

Susan stopped me from fucking helen because she was 'too close'

by p March 30, 2003

Cockblock

The act of obstructing one person's advances towards another or preventing a person from action, especially sex.

BABY MAMA: I'm talking to this guy now name Terrence. He's a nice and comical guy.

BABY DADDY: You gonna have to cut that man off, I don't care if he's nice or not, he better not be in the picture.

BABY MAMA: Oh, now you wanna cockblock for the simple fact that I moved on.

by Mr. Terrence L. Trezvant December 2, 2004

cockblock

One of those things they put in between each urinal in a lot of gents public toilets so there is no peeking.

Thank God there's a cockblock there, Steely was trying to look at my package.

by Martin September 24, 2003

Double cockblock

To ruin someone's chances of ruining you date

If your at the club and your talking to this chick and this drunk guy walks up and interrupts you and starts talking to your girl,

And you interrupt him and take her back that is double cockblocking.

by djawesome54 January 8, 2015