The act of cock blocking some one for their own good. When some one is over looking the fact the chick they are trying to score with is a major whore and will end up giving them something.
Nick: You owe me i totally Aids Blocked you last night.
Kyle: I know i was to drunk to think, if only you showed up up an hour earlier i think that red head had something.

Nick: The only red head there was my fiancee.
Kyle: My bad.
by Bestevaaa October 27, 2010
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