by Kayinsane April 27, 2022

This phrase is used (mostly in England) as one of the best way to end a conversation. The reason for this is because there is no way to reply to it.
Example 1:
Joe: What do you want for dinner tonight?
Jeff: Ur mum
Example 2:
Bob: Harry you’re so ugly
Harry: Ur mum
Example 3:
Teacher: Harvey, did you do your homework?
Harvey: No
Teacher: Why not?
Harvey: Ur mum
Joe: What do you want for dinner tonight?
Jeff: Ur mum
Example 2:
Bob: Harry you’re so ugly
Harry: Ur mum
Example 3:
Teacher: Harvey, did you do your homework?
Harvey: No
Teacher: Why not?
Harvey: Ur mum
by Ur mum definition February 18, 2022

Robbie’s mum is a junkie reprobate that cuts about behind the nisa locals and the jet garages all over Scotland. She loves selling her body for pills and syringes, Robbie’s gran is also Swiss cheese.
by Cumbum12 April 18, 2023

Janette is a typical Horse Mum. I heard her tell her daughter the other day
Leah go stand in front of sparky If some stones get thrown by that mower we can't have them hit him. He's my favourite horse
Leah go stand in front of sparky If some stones get thrown by that mower we can't have them hit him. He's my favourite horse
by Groundhogg June 28, 2017

by Arkadiakruu December 18, 2018

The loose, saggy skin and accompanying fat around a woman's midsection that remains after having a baby, which often persists even after returning to one's pre-pregnancy weight.
British English.
British English.
by araneaeee December 1, 2016

When one will travel to the deep depths of the earth for her buns. If the buns aint mum’s best it’s not going in my mouth.
Denny refused to hunker down on a brat after seeing the kroeger brand buns on the counter.
Denny refused to hunker down on a brat after seeing the kroeger brand buns on the counter.
Denny refused to hunker down on a brat after seeing the kroeger brand buns rather than mum’s best on the counter.
by Bun Police August 25, 2022
