ur mum 

a word used as a comeback when you have no other comeback to use: a word used to get someone to leave you alone

another term for "your mom"

"Hey what are you eating?"
"ur mum."

ur mum by olafsfluffyD December 8, 2015

ur mum 

The insult of all insults. When you're stuck and have nothing to say, just say 'ur mum'.

"This pizza is still warm"
"Ur mum's pussy is still warm...hurhurhurhur".

ur mum by p00_p00 August 30, 2006

ur mum 

wen ur frin bein a cheky cunt n da call of duds u jus sey ur mum

"fukin cheky cunt ur mum is hairy"

ur mum by YOOOOOOOOOOOO March 31, 2015

Ur mum 

A unstoppable force, when your hit with a Ur mum, you should just accept your fate, your life is over.

Joe: Hey do you wanna come over after school?

Bob: No sorry I’m doing ur mum after school.

It was at this moment, Joe got folded

Ur mum by Harpy🦅 October 19, 2021

ur mum 

gae

ur mum gae

ur mum by Taytek May 21, 2019

ur mum 

The apparent zenith of comebacks, used almost exclusively by 12-16 year olds.

Person 1: You sir, are a veritable nincompoop.
Person 2: ERR UR MUM LOL!1!

'I AD SEX WIV UR MUM LOL'

ur mum by Dougal September 27, 2004

ur mum 

the british form of "ur mom", a overused comeback that is funny if used as a joke or your kidding when u say it.

Person:Fuck U!
British Person: I fucked ur mum!

b_i_t_c_h678: i have sooo much homework.
this1person923: ur mom has so much homework! OH! BURN! WAT NOW!?!?!?!
b_i_t_c_h678: wtf lol

ur mum by The girl who wants to have Ryan Rosses babies July 16, 2006