a person that decided to birth you for some reason
jeremy: who are they?
you: They're ur mom you dumbass
a really attractive person that was in my bed last night
person 1: hey, who was that making so much noise in your room last night?
person 2: ur mom
Hey, I just came back from your house and I just did ur mom. ;)
it's just your mom the fuck u want?
just ur mom..
Ur mom is a offensive saying that is common with 9 or 10 year olds.
Bob:How are you today?
Dan:How is your mom today?
Dan was found in a ditch 1 year later.