ur mum 

the mysterious figur who will come and beat you up if you shit in the sink at exactly 4:20am when you shout among us at the top of your lungs 69 times- she will also end up skimming your family.

What are you doing later?
Ur Mum.

ur mum by asdfghjkjifhbdkjnmgdlfjbhikwne July 2, 2023

ur mum 

joke

Shut up!
"Your mum"

ur mum by asjjsajsjjxjppshpjoi August 3, 2023

ur mum 

it means that whom ever says this wants to have s*x with your mum. 'ur mum' is an expression used to agree or nuetralise a conversation.

' haha you thought that was funny, that was sh*t' then in responce ' ur mum'

ur mum by exwils2802802802802802802 September 26, 2023

Ur mum 

Ur mum

Ur mum

Ur mum by Ftsfwtt October 5, 2023

ur mum 

Your hot mum that comes to my house every night for adult playtime 😩

Me: I’m having a kid with ur mum
You: WTF

ur mum by ash_slays October 24, 2023

Ur mum 

Emily.

You: what are u eating
Emily: I'm eating ur mum

Ur mum by Big Mac attacker falguni May 2, 2024

ur mum 

a slang used as a joke.

"Who are you?"

"ur mum."

ur mum by caramel rice cake July 13, 2024