What is U.p.i?
1.
Unidentifiable Party Injury
Upon waking from a night of partying, you find one perhaps two bumbs, bruises, scratches, or bites and are not completely certain of there origin
Partygoer#1: Wow!! What the hell happened last? I am riddled with U.P.I
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Poop Dick Flakes(PDF) are when you have had anal sex with your penis. After sex, the poop on your penis will dry up. When the poop on yo..