butt pee or ass piss 

Diarrhea that is so water-like, it feels as if you are pissing out your asshole.

Damn, I had those 12 Chalupas, now I have a bad case of butt pee or ass piss.

butt pee or ass piss by Big-Z™ October 20, 2005

butt pee or ass piss 

All that comes out of your ass after a night of ingesting large amounts of Buttwieser.

I got off the toilet after an hour and all that came out was butt pee.

butt pee or ass piss by you know my fuckin name! June 19, 2003