person 1: damn bro, is that your girl?
person 2: no, but guess who i slept with last night.
person 1: who?
person 2: your mum.
person 2: no, but guess who i slept with last night.
person 1: who?
person 2: your mum.
by irllylikegirls69 May 3, 2022

(your mum) is a dirty slag
by JoeBidenSonEvenTHoughImAbrit69 November 11, 2021

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

by Dislocatedpussyhole December 22, 2018

Example:
Person 1: Come on. Is there really nothing you want for your birthday?
Person 2: yeah only one thing. A date with your mum.
Person 1: wow. That was one of the best Your mum jokes
Person 1: Come on. Is there really nothing you want for your birthday?
Person 2: yeah only one thing. A date with your mum.
Person 1: wow. That was one of the best Your mum jokes
by Sexypianogql January 9, 2023

by Kbgetsit July 29, 2023
