When I Greg come across any and all relation to your Mother and correlate it to something either insulting, or of sexual nature.
by Yourmuminator September 2, 2022

by Uglyxmastree January 15, 2022

by TILLY/YOUR MUM June 13, 2022

your mum means like when your parents make love and then 9 months later your born and then you grow up yeah that’s your mum and it can also mean like when a 9 year old is in an argument and someone says something so hurtful they don’t even know what to say so they say your mum and it’s really stupid they think it’s funny but fr it’s not
by whatryoudoing January 24, 2023

Used to reply to “your mum”. Can be used against someone else however is never actually relevant to the other persons mother.
by Ug8tar August 12, 2022

A well-known woman that every other person on Earth seems to have fucked in some unwholesome matter at one time or another; especially on Xbox Live.
by Project 571 March 8, 2013

A mother or a mother of a child. The word can be used as an insult on someone typically on your mum or you.
your mum.
your mum.
Steve: "Hey Jimmy tell me a joke"
Jimmy: "your mum"
And that was the last time we ever saw Jimmy again...
Jimmy: "your mum"
And that was the last time we ever saw Jimmy again...
by Senor Ghost November 25, 2021
