1. Courtney announces to others that a guy has herpes so even though eveyone gets a good laugh, no one will touch him.
2. Trashley: "Courtney is a natural-born cock-block because she falls asleep in the room everytime I want to bring my boyfriend in there!"
2. Trashley: "Courtney is a natural-born cock-block because she falls asleep in the room everytime I want to bring my boyfriend in there!"
by maddox08 September 27, 2005
My so called friend lee cock blocked me the other day. he really messed things up with Emma just because he likes her too
by 35cat27 November 19, 2013
by rdpunk February 06, 2011
by XxxxxxUr mom lolxxxx February 19, 2019
Verb: When a group of guys are simultaneously hitting on a girl and another guy enters in and simultaneously manages to cock block the entire group.
Marlon, Ash, and Baby J were all trying to get with that cute blonde at the bar when Shahty walked up and stole their thunder. He was such a cocks block.
by AshDusky January 31, 2011
When a guy moves in on a girl that another man has began courting. Usually at a party/club/bar while the other man goes for a drink or to the bathroom but can also apply to any situation where a man has expressed interest in a girl and another man moves in without regard/respect. It is a sign of grievious disrespect and may result in shunning from the male group or a serious beating/pounding/rolling or other retribution. (also Cock blocker and cock blocking)
"I was talking to this girl and my buddy sat down on the other side of her and kept butting into our conversation trying to flirt with her, I'm gonna beat that cock blocker down!"
by Rob Batavia February 27, 2003
(v.)The act of one attempting to prohibit another playa from gettin some neck or any other means of sexual activity
by gankzta July 12, 2003