Top definition
Poopynanny (n) poopynanny is a poop that is lumpy and somehow comes out looking like your grandma; a word to put at the end of a sentence
1. Aaron: Hey, whats up. poopynanny
Kyle: Nothing much. poopynanny

2. Wow, last night i had a poopynanny and im serious i got a feeling of my grandma coming out of my butt and it wasn't a good feeling.
by poopmeisterkdogg June 05, 2006
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