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1.
1) When standing in public with an intentionally huge bulge in your pants so that your girl (or any girl) can plainly see your state of excitement, and such girl(s) ignore you.

2) When dirty dancing with your girlfriend and you rub your big ol doinker against her leg (or any other body part) and she is turned off (not attracted to) your ovations.
Man, I really had blueballs the other day after Jen gave me erection rejection.
by Frank Klaune October 20, 2004

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