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Extreme liquid diarrhea. Sometimes carbonated.
Bro, I just had an entire case of butt pepsi.
by @realrdee July 08, 2016
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Literally tastes like ass. Not at all as good as Coca Cola that dripped off of someone's taint.
That butt Pepsi tastes a little fecal. I'd much rather have some other form of questionable Cola. Perhaps one of the tainted kind.
by Brotha man Samson July 10, 2016
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