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1.
Scrotum that is inside the body instead of out leaving a hole where the Scrotum is supposed to be.
"Dude Joe Farag has a negative ballsack!"
"This that is fucking sick, ew omg wtf dude."
by Dudeitzalbert December 26, 2009

Words related to Negative Ballsack

ballsack gross inside negative out scrotum