is commonly used as a comeback and jokes. It means exactly what it sounds like, but please do not use this one when talking to a sibling it is not the same and ruins it.
person 1: what were you doing today?
person 2: ur mom
sibling 1: what were you doing today?
sibling 2: ur mom
sibling 1:... we have the same mom...
sibling 2: yeah sorry
person 2: ur mom
sibling 1: what were you doing today?
sibling 2: ur mom
sibling 1:... we have the same mom...
sibling 2: yeah sorry
by _N.e.x_ March 7, 2022
Get the Ur Mom mug.by juhgyftdrtfygjhk March 7, 2022
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The person I did last night
John: I saw u in my house last night
Carmine: yea I was doing ur sister
John: GET THE FUCK OVER HEAR
Carmine: yea I was doing ur sister
John: GET THE FUCK OVER HEAR
by Iwasinurmom May 13, 2021
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Best comeback, best insult, best lifestyle, best pickup line, and the best everything. Even when actually talking about someone's mother.
by Birby<3 May 16, 2021
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