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When you have a pimple on one of your man danglers.
man #1 UUUGGGHHH dude my left ball is soooo sore
man #2 is there a pimple on it?
man #1 ya?
man #2 oooooh, why didn't you just say it was a nut balloon
man #1 nut balloon?
man #2 ya, it's a pimple in your balls
by mister moosecock January 24, 2012
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