Top Definition
Diarrhea, gas, butt sauce, butt rust, "bad butt," or any other form of lower-intestinal turbulance caused by eating at Taco Del Mar restaurant.
Dude #1: Yo', man, what's that smell?! Did something just DIE?!
Dude #2: Sorry, bro'. I ate a bean burrito for lunch, and it gave me Taco Del M'arse.
by Snoop Bobb January 12, 2010

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