1 definition by DeerPark1515

one who prevents the cock from being unleashed upon a woman.
I had a hot girl in the room, but Alex would not quit playing WoW and subsequently became a cock block.

Me: "Alex...girl...in...room.."
Alex: "no, one more raid, there's a hot sorceress in here, i think she wants to get into my pixel pants."
by DeerPark1515 November 30, 2006

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