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When you use improper or substituting contraception, such a plastic wrap, but the friction causes a rash to develop afterwards.
Boy 1: Bro why you walking like that?

Boy 2: I got real bad wrap rash this weekend when Lisa called and said her parents were out of town. I didn't get a chance to pick up any condoms beforehand.
Boy 1: Aw man that' sucks! At least you got laid!
by xokookiemonsterxo April 16, 2016
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