and adjective used to describe anything that is able to exit your poop chute into the watery depths below.
that cornbeef sandwich i had isn't shittable! I'm giving birth out my ass!
by Pistol Petes July 11, 2008
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1. The ability to stay cheery no matter how much shit life throws at you.
Denise: Wow, Jackie seems so happy. She's all smiles even though David just broke up with her.
Cindy: Yeah, that's Jackie though, she is un-shittable-on.
by Pudge Jefferson December 29, 2010
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