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My nad sack is sweaty.
by Tuset September 25, 2010
The thin pocket that keeps your scrotum in place and not in your Hi-Tecs.
Christ, ive torn my nadsack! thats the last time i watch American Pie 3!
by RichTbiscuits December 05, 2003
Scrotal sacks
Oh shit, nad sacks!
by European Bob May 06, 2003