bowel seepage

Uncontrolled weep from the anus

Mum , I've got bowel seepage

Demonic bowel

Having laxatives while wiping with itching powdered toilet paper or poison ivy.

Marc: jeez I just had a demonic bowel last night.
Marie: what’s that?
Marc: when stupidity gets the best of you.

bowel cycle

When someone starts to use the restroom on a regular basis.

Person A: I've been using the restroom every hour!
Person B: Seems like you're going through a bowel cycle.

Toxic Bowel

Another name for Taco Bell

Hey, you guys want some Toxic Bowel? Yeah, I want to try the new Dorito Taco.