Fumble-Munched 

having someones shit forced into your mouth.

we really Fumble-Munched him well bad.. look at his teeth

Fumble-Munched by ben dood November 6, 2007

Fubble Muncher

A person who makes fart bubbles in the bath and then bites them with their mouth.

Karen: "Strange, Johnny just got out of the bath but has really stinky breath!" Bill: "Ya. He's a voracious fubble muncher"

Fubble Muncher by Kad69 April 26, 2022