A common response people use for annoying, small, or silly questions. The phrase "ur mom" probably came from yo mama jokes which have been around longer than many of us have been. "ur mom" is, simply put, an extraordinary creation. People who use this phrase are highly intelligent contrary to popular belief.
person 1: hey, have you seen my glasses?
person 2: no, but you know who has?
person 1: who??
person 2: ur mom
(this is the only thing i could think of even tho, i too, use this intelligent phrase daily)
something completely off topic that makes everything funnier
person 1: hey what’s that persons name again
person 2: ur mom
Ur mom is used by many many many many many many many many many people as a meme.
Ur friend: Yummm, this us amazing!
Ur other friend: Like ur mom
(yur-maum)
ur mom
A phrase used by many 12 year olds on the internet, trying to think of an insult. but they cant, so this is what they say.
Jason : *kills in video game*
timmy : ur mom
a joke that is very funny, as long as you don’t use it on someone that doesn’t have a mom.
Friend: what did you eat last night?
You: ur mom
Friend: . . my mom is dead-
You: oh sh-