Top Definition
Mega Tron Poop is Gone. This is a very bad, unwanted poop. It usually occurs after too much oatmeal. It usually consists of the runs, which is always unpleasant. It can also be used if you get a poop at the wrong time.
Michelle: Why are you making that face?

Dillon: Sorry, MTPG

Michelle: Oh geez, I'm sorry.
by Michelleio/Meech/SAVAGE February 22, 2011

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