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
Get the Your mummug. 
when u eat a lemon than go play roblox than tell your 69 year old roblox bf that u wanna brake up and he comes to your house and it turns out he is your grandad hermit is it wendnasday oh yes it is says hermit than he morph in to a big ld monkyxfrogxxxtentashon man woman and he commits arson on jake paul and eats his rotton monkey strands of hair tessa brocks comes and eats dounuts on your frount porch the end just kidding again lolz
by crappy do daddy September 14, 2021
Get the your mummug. 
by catso200 October 31, 2022
Get the YOUR MUMmug. 