Top definition
A Heat Sink is when a homosexual policeman pulls out his police truncheon sets it on fire and procedes to insert it up another policeman's bottom.
A Heat Sink scenario,

Policeman 1:
"Excuse me, do you have a light?"

Policeman 2:
"Hey sure, use my lighter. By the way, why do you have your truncheon out?"
by J.S. Brockle May 26, 2009
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2
A shield to protect from being hit with ammunition, usually a bulletproof vest.
He was unable to ice me with his heater, because I was wearing a heatsink.
by Bernard X. Stumpleton May 13, 2007
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