Person: I met the sexiest woman ever
Person2: who was it?
Person: ur mom
A highly intelligent response, this is mostly used by Albert Einstein. Smart people think of this joke, it is rated danger class nb. 9 , please do not use this infront of someone.
ur mom is so fat she walk like fat
a common insult among small children
kid 1: what should we get for dinner
kid 2: ur mom
kid 1:...
A comeback to literally anything that little kids use to insult others
Me : ur fat bruv
Jerry: we ain’t fat!!
Bob: I know, your fat!!
Me: ur as fat as ur mom
Bob + Jerry : Fuck!!
Ur Mom is a comeback for literally anything
someone: You look like a person that eat cereal with a fork
You: Then I guess I look like UR MOM
Someone: *dies*
guy 1: wow bro! Ur mom is a milf !
guy 2: no, ur mom is.
Ur mom is a phrase used to be funny or comical, people often use it when being sarcastic.