1 definition by Notorious JRB

Top Definition
1.To Cock Block your friend from talking to or fucking a girl.
2. Preventing someone from getting in a girls pants.
You are at a bar talking to a girl and your friend jumps between the two of you and starts talking to her.

Girls can C-Block guys too by preventing them from getting in their girlfriend pants. Usually by making them leave with them instead of you.

by Notorious JRB June 21, 2006

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