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
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
by The girl who wants to have Ryan Rosses babies July 17, 2006
"ur mum" is not ur actualy ur mum but a person that represents ur mum
it is used when you are really stoned or dont hav a good enough come back
it is used when you are really stoned or dont hav a good enough come back
by Germans December 11, 2006
by Harry Woodcock January 17, 2008
when u insult your british friend they will most likely say this to you they will say "I know ur mum is tho."
by lizzie.io December 20, 2019
The thing that a retard says after u say something like “What did you do today?” Then he answers “Ur Mum”
by Shivi Wivy January 30, 2019
a term used to describe when you have no other comebacks to say or referring to morgz mum who is too amazing for this world but at the same time bald martin is better than her
you're an idiot. ur mum. OHHHHHHHH
by Alana Cirbila April 17, 2020
A term that can be used universally in replace of any known word. It can be used in sentences and probing questions
by Gerchigga eltingville June 28, 2017