Top Definition
Performed by a male on a female during a bang session. While the female is laying down on the bed the male stands up and falls forward. On the fall forward the male inserts his cock into the vag. keep in mind that if you miss your dick will b snapped off.
I give kevin a 10 on the Gorilla Hump he just performed.
by CockDiesal August 13, 2009

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