bum fountain

when you put mentos up your bum then proceed to butt chug coca cola, then creating a bum fountain
friend 1: i have mentos in my prison wallet and am proceeding to pour coke into my rectal cavity
friend 2: oh no your anus is exploding with coke and a nice menty smell creating a bum fountain
by bumfountain123 December 02, 2019
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