ur mom 

the birther of you

ur mom is my mom (sweet home alabama)

ur mom by 9u3fh`pg49 March 4, 2022

ur mom 

The phrase "ur mom" is well known to be used to do a little trolling or as a come back to an insult

Person: HA! You're a noob!
Funny individual: ur mom lol

ur mom by sex: a lot March 4, 2022

Ur Mom 

A common comeback primarily used by 10 year olds.

Examples:

Person 1: Hey bro, what’s up?

Person 2: Ur mom.

Candice: The spaghetti we had last night was amazing.
Joe: Ur mom was amazing last night.

Ur Mom by Bxnana March 5, 2022

Ur Mom 

someone who is apparently really good at sex

brian: i just fucked ur mom last night, biggest ass ever!

Ur Mom by udnndndmss, March 6, 2022

Your mom 

A great size

that redstone is bigger than your mom

Your mom by HAHAHHAHHAHAHAHAH March 7, 2022

your mom 

a diss or a answer to any thing

random girl : what did you today

Someone : your mom

your mom by yo_mama343 March 7, 2022

Ur Mom 

is commonly used as a comeback and jokes. It means exactly what it sounds like, but please do not use this one when talking to a sibling it is not the same and ruins it.

person 1: what were you doing today?
person 2: ur mom

sibling 1: what were you doing today?
sibling 2: ur mom
sibling 1:... we have the same mom...
sibling 2: yeah sorry

Ur Mom by _N.e.x_ March 7, 2022