Squirrel fisting is the term casually used for anyone performing sexual acts of a depraved nature that possesses hands resembling that of a squirrel's (sciuridae) claw. The term is believed to have originated in the Santa Monica, LA area, amongst the party girl Donkey scene.
Baby. Tonight we're gonna Squirrel Fist like there's no tomorrow.
by Dirty Rotten Scoundrel,England July 10, 2011