The superlative for all things crappy. It's something that sucks so bad it can't just be shitty. It has to be a clean reference to crap, refer to where fecal matter originates, and then finally be shitty.
Dude #1: Hey, did you go to the open mic last night at the Double Play Lounge? I heard it was pretty good.

Dude #2: Nah, who told you that? It totally sucked, no talent at all, i mean really, it was poo ass shitty!
by DPdaix October 31, 2006
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the superlative for all things crappy. If something sucks so bad it can't just be shitty. It has to be a clean reference to crap, refer to where the fecal matter comes from, then be shitty.
Dom: Hey, did you go to the open mic night last night, i heard it was pretty good.

Preston: Nah, who told you that? It totally sucked, no talent at all....I mean really, it was poo ass shitty!
by DPdaix October 27, 2006
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