Ass heaves
When you shit so much nothing else comes out but foam. The same as dry heaves but from your ass.
After eating that food from that take out joint, i was on the toilet for hours shitting with ass barfs until i had the ass heaves.
ass heave
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.
ass heave
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.