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1 definition by skeevemeister

 
1.
When a person has to go to the bathroom to poop, although does so in such a short span of time that no one has time to notice
"Dude, I was in the middle of a meeting and felt something coming. I slipped out of the room, took a Ninja Poop, and was back before anyone even noticed I left."
by skeevemeister October 27, 2011