Basically an comeback, like "no u".
Most jokes including "ur mom" is like;
"Ur mom gay"
"Ur momma so fat that she ________
Most jokes including "ur mom" is like;
"Ur mom gay"
"Ur momma so fat that she ________
by hm yes August 13, 2020
Get the ur mommug. by blubeet June 18, 2022
Get the UR BALLZmug. by ella_loves_jesus April 18, 2023
Get the Ur mommug. by imsuchabaddieyomomma February 28, 2022
Get the ur mommug. 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
Get the ur mummug. 
