36
1)Any person or group of persons interfering with an attempt someone is making to have sex with someone else.
2)The City of Pittsburgh.
3)That twitchy guy who just ruined the mood.
Joe, John, and Harold tried to cock block Steve, but it didn't work.
by Hung Lo May 01, 2003
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37
When your hand is down your girlfriend's panties and your mom walks in.
Got cockblocked by mom last night. Amy said she was ready to go all the way, but she went home instead and I got grounded. I might be a virgin for another week yet.
by MrKapper Is Back December 12, 2012
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38
Any object, person, or idea that has the acute ability to discourage sex.
I was SO for it, but she said she was saving herself for Jesus. Shit, religion can be a cock block.
by King Oyster Smash December 31, 2010
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39
Fleda Definition: When Someone Or Something Interferes With Your Game. There Are Three Levels To Cock Blocking

Level 1 Cock Block- When Someone Interferes With Your Game

Level 2 Cock Block- When You Intefere With Your Own Game

Level 3 Cock Block- When Your Shit Gets Chopped Off... Thrown In The Air... Shot Down... And Then A-Town Stomped On (Figuratively Speaking)
Ex. Level 1- Me And My Girl Were About To Fuck Until Drew Walked in and cock blocked us.

Ex. Level 2- Me And My Girl Were About To Fuck But I Went Limp and cock blocked myself

Ex. Level 3- Me And My Girl Were Fucking And I Was About To Cum, But my Friend Came In and I Shot Him... Damn Level 3... The Ulitimate Cock Block
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40
An application that chat roulette needs to add that literally blocks cocks from the screen. This would entail a cock-identifying application that would need to work better than facebook's face recognition feature. It would also cut down on 90% of chat roulette users.
He was going to flash people on chat roulette, but the new application cock blocked him. He's gone back to flashing girls at parties.
by Architect of Destruction November 22, 2010
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41
The act of a large entity using their market influence to prohibit you from gaining access to a desired market.
e.g. Why does Microsoft have to come up in my house and cock block my access to that sales channel.
by retepa April 26, 2007
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42
- third party that keeps you from engaging in sexual activities with that special someone in a given amt. of time.
I can't believe her. She could obviously tell we wanted to do stuff. She's such a cock block.
by Poseur December 03, 2005
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