by LoonyRadish October 31, 2017

Ur mum is a common insult used for no apparent reason. This also references to Yo Mama jokes. This humor is weird and sometimes unlikable.
by pigjacob June 27, 2018

by Plankingplonker69 June 10, 2018

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by Triple H WWE April 2, 2022

by Kbgetsit July 29, 2023

1. An abbreviation of the British comeback phrase "Suck your mum"
2. A snarky response to a roast. As if to say "No, your mom is"
2. A snarky response to a roast. As if to say "No, your mom is"
1.Friend(if you have one): "Your gay"
You: "Your mum"
2.Friend(if you have one): "Are you on crack?"
You: "Your mom"
You: "Your mum"
2.Friend(if you have one): "Are you on crack?"
You: "Your mom"
by AnxiousCow July 27, 2020
