Ur mum

a phrase you use when you have no good comebacks.

"you are an ugly ass"
"Ur mum"

by mez_is_cool_sort of February 24, 2022

Ur mum

Ur mum gay

Ur mum gay

by Mrbunz January 03, 2019

ur mum

ur mum is what people say when they don't want to say an actual answer.

I had passionate sex with ur mum last night.

Friend 1: What day is it?
Friend 2: ur mum

by iwillfuckurmum June 08, 2022

ur mum

a large, hideous monster.

1- “holy shit, whats that big fat monster?”

2- “what?? where?”

1- “oh. its just ur mum”

by laxatives4life January 22, 2023

ur mum

basically every young kids say to people as a joke

"what the fuck are you looking at" "your mum"

by aliyah arnold March 25, 2023

ur mum

a slang used as a joke.

"Who are you?"

"ur mum."

by caramel rice cake July 13, 2024

Ur mum

Crusty toenails

I think I have ur mum

by Papi macabi April 15, 2020