cock block

preventing a hot chick from hooking up with a man on a one night stand by making an ass of yourself

a job usually taken by she-beasts and grenades

cock block by Da Nastee One May 7, 2004

Cock Block

A person(little sibling, parent, etc.) that prevents intercourse or oral sex from occuring.

"Dude, I would've gotten a blowjob from Linda, but my little sister wouldn't go downstairs, what a cock block!"

Cock Block by Herbert Baldwin February 5, 2009

Cock Block

Cock blocking is when a man is interested in having sexual relations with a female and is interrupted by a 3rd party making the chances of him having sexual intercourse with female much harder.

Kristen is cock blocking

Cock Block by TT203 December 5, 2011

cock block

Someone who interferes with action you have already set up.

Erin cock blocked the threesome that was already in motion.

cock block by Billy Blue Balls July 12, 2003

cock block

When a someone you know prevents you from looking good in front of the ladies

Jon Dejesues
aka animegamer

cock block by miguel June 6, 2004

Cock Block

The Person blocking the ass between a man and his biatch

Chris C is such a cock block with G-money and camilla.

Cock Block by Ananymus November 20, 2004

International Cock Block Day 

Every May 25th is International Cock Block Day

International Cock Block day is today that is why i was between u and your girl

International Cock Block Day by jokes1910 October 2, 2011