Ur mom 

something you would say to roast someone

Your enemy: your (ugly,fat, wierd, crazy,etc.)
You: yeah so is ur mom

Ur mom by Liliana.the_fea September 22, 2019

ur mom 

ur mom is fat and ugly. she likes to fuck random ppl and get money for it. my mom is the best unlike urs. btw, did u know that u were created from a one night stand of ur mo and dad and ur mom gave birth to u in a club?

ppl:omg, its ur mom
u:i know

ur mom by flkjshfjwasnkj October 28, 2019

Ur mom 

A gay person

Me: ur mom gay
You: no u

Ur mom by Killmedaddyuwu December 28, 2019

Ur mom 

Just ur mom

Dad: How was last night ur mom loved it
Son: What was that weird sound she made

Ur mom by Pg foot February 25, 2020

Ur mom 

Every 7 year olds favorite two words; the most "savage" words on planet earth.

Henry: this is why you're adopted
Brian:ummmmm...ur mom
Every other kid in the room besides Henry: OHHHHHHHHHHHH

Ur mom by YeetusDeletusMyFetus March 6, 2020

ur mom 

Basically an comeback, like "no u".

Most jokes including "ur mom" is like;

"Ur mom gay"
"Ur momma so fat that she ________

Person 1: You're so fat.

Person 2: ur mom.

ur mom by hm yes August 13, 2020

ur mom 

wowww ur mom do be fat tho

haha ur mom

ur mom by Lundennn September 10, 2020