cathartic arrest 

Synonym for immediate onset explosive diarrhea and the euphoric experience upon being able to relieve oneself.

" ...dude you're clutching your stomach, have rapid shallow breathing and appear to be losing consciousness, are you going into cathartic arrest?"

"If I don't find a spot to deuce on the fly I'm gonna fuckin' expire "maannn!"

cathartic arrest by Sav Ex November 23, 2013