Define Yo Mumma Meaning

Yo Mumma
The ultimate insult. The pinnacle of purely and utterly annihilating one's asshole in an argument, a pure roast and toast, the end all be all of a bickering.

guy 1: "I never wanna see you again!!!"
guy 2: "yo mumma"
guy 1: "when are you gonna stop saying that"
guy 2: "yo mumma"
By Bidget
Yo Mumma
well... she is yo mumma

By Julianne