by c_vdss March 18, 2023

a cockblock is when one guy is trying to get some from a girl an there together an anohter guy comes in a aslways ruins it ; maybe on purpose maybe not it doesnt matter
by RJ FLeming July 4, 2005

When a guy who is trying to get laid doesn't because another dude says or does something to prevent that from happening. Can also occur between women (also known as twat swatting).
A man's dumbass friend spots him trying to make a move on the hot blonde girl at the bar and decides to be a real dick and cockblock his mate.....
Man: Hey let me buy you drink....
Woman: Yeah sure
Dumbass: Hey man, how's your AIDS? *walks away*
Man:.........fuck.
Man: Hey let me buy you drink....
Woman: Yeah sure
Dumbass: Hey man, how's your AIDS? *walks away*
Man:.........fuck.
by P. Trotsky January 26, 2011

to knowingly take one persons efforts with the opposite sex and substitude the first person with ones self
by raul January 16, 2003

The true identity of a fictional character that likes to go by the name of Asia Argento in a light novel/anime series known as Highschool DxD
“Do you want to attack me?”
Buchou spoke as if she had seen through my heart. As usual it seemed like my thoughts were easy to read.
“If Cockblock wasn't here, I may have been attacked… seems like during our time alone…”
Buchou spoke as if she had seen through my heart. As usual it seemed like my thoughts were easy to read.
“If Cockblock wasn't here, I may have been attacked… seems like during our time alone…”
by Wubbadu June 7, 2016

by lolthewhitekidfromthe818 November 6, 2010

"Yo Bob, that fuckstain kid Doyle, just cockblocked me from getting another piece of ass!"
"What a cockblock!"
"What a cockblock!"
by Omanz December 28, 2005
