When the schphincter muscles give in to the inner pressure of the rectum and spell forth a massive amount of doo-doo.
Gosh! Indian food made my tummy upset I feel I may need to ass heave.
by wetbackoftatt00 November 07, 2008
1 more definition
After holding your shit for hours and finally being able to sit down and release.
Doug said he had to shit 3 hours ago. I bet he has to ass heave.
by alkla1 October 22, 2008