Top Definition
Using lotion during a handjob (see hj)
The penis represents a monkeywrench
Lotion represents grease
Thus a GREASY MONKEYWRENCH
Tommy:Dude last nite Lisa totaly gave me a Greasy Monkeywrench
Luis:Dude, I got one two nites ago
Tommy:Sweet dude
Luis:I know man
by fuckbitchesgetmoneyforlife July 01, 2011

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