a diragatory term to describe one's opponent's mother.
yo mama is so fat she was wearing a yellow shirt and jumping on a trampoline and she went up really high and then sun started singing "We are family".
by stephanie nelli October 12, 2005

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Yo mama is something people say when they have already used all the other comebacks.

An unfunny way to end something funny.
Yo mammas so fat when she sat on a dollar bill, George Washington sang,"Oh say can you see, get your fat ass of me!"

Well, yo mamma so stupid, shes dumb!
by your mom March 04, 2005

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Yo Mama is used to insult people. The syntax is Yo mama so Something that Something Something!
Yo mama so fat she jumped in the pool and all the water jumped out!
by Razerboy January 06, 2005

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interjection - a phrase used by 6th graders who have nothing better to say

noun - an otherwise nameless entity that is fat, stupid, ugly, and many other negative adjectives.
Person: You suck.
6th grader with nothing better to say: Yo mama!

Yo mama is fat, stupid, and ugly.
by alex_person April 14, 2004

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it means ure mother
pussyzel: whos that bitch
pussyzel2: ure mother
by EYE LOVAZOL PUSSYZOL February 14, 2004

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Yo mamma refers to your mom which can be used as:
1.n. your mom
2.v. to wip or hurt as if your mom did
1. Man your mom was good last night.
2. I will yo momma your ass so lay off my daddys dick!
by Dickfuckfuckface November 11, 2003

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yo mama so thick, she climbed over a mesh fence to see wots on the other side

yo mama so thick she got knocked over by a parked car
ur mom
by Anonymous November 05, 2003

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