1 definition by HAYLOWREECH

Top Definition
1. Any one shot melee from behind. This term is commonly used in the Halo series.

2. A smack to the ass of a female with the penis causing her to fall to the floor.
1. "That sniper is just asking for a backwap!"

2. "After refusing anal sex, I backwapped Sally into submission."
by HAYLOWREECH December 27, 2010
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