This is simply when you expose the hairy flesh that covers your testicles. Usually used to scare or freak out you friends. Oftenly get called a faggot for it.
Jim: Dont go over there Dan is sack-skinning everyone again.
Joe: Oh wow he's such a faggot.
Jim: Dont go over there Dan is sack-skinning everyone again.
Joe: Oh wow he's such a faggot.
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by Themanunderyoursistersbed December 30, 2013
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