your mum 

An insult generally used to insult someone(obviously). Just by saying it will bring laughter and insult.

Hey michael, what time is it?
Your mum
No seriously I have an appointment
Your mum has an appointment, IN MY PANTS
Why are you such a fag?
Because your mum stopped comming over to my house
I HATE YOU
Tell your mum I'll be over at 5 not 6
SHUTUP

your mum by M.I.K.E August 24, 2007

Your Shit Is Wack 

One of 2 catchphrases used in the song "Haters" by New Jersey Hardcore Rap Rock group "the product of control."
(The other being "Get Off My Dick").

Describing the complete and total non-originality, corniness and lack of imagination of a person or a group.

"Get up and get off my sack...
Your shit is wack."

Your Shit Is Wack by The Last Shot Caller October 5, 2007

Your Mate 

A way of speaking ill about someone that you know to another person. No one ever wants to be your mate. Use accompanied by a shaking negatively of the head. Quite often followed up by "Na, he is your mate" and a small argument on who's mate the person actually is.

Shaun say something stupid
Me to owen : Shaun is your mate
Owen: Na, he is your mate
Me: No one he even looks like you........

Your Mate by Huw Bhoy May 31, 2015

Your mother is a homosexual 

Your mother is a homosexual is a phrase posh people use instead of ur mom gay!

Prince John Fakename the Third: Your mother is a homosexual
Butler Bill: No U!

Your mother is a homosexual by r.dick.handler April 17, 2018

Your lie in april 

BEST SAD ANIME IN THE WORLD ALSO AMAZING MUSIC WHERE TWO TEENS FALL IN LOVE LOL SRRY

Guy: why she crying?!
My friend: o cause shes watching your lie in April

me: KIMI DA YO KIMI DA YO OSHIETE -sobs in pain-

Your lie in april by idontgiveafxck January 7, 2021

Your car’s extended warranty 

The thing that you should have received something in the mail about.

Scammer: “We’ve been trying to reach you about your car’s extended warranty...”
Me: “FUCK OFF FOR FUCKS SAKE!!”

Your car’s extended warranty by gymscooter January 7, 2021

your belly 

No idea, but it had no definition and was trending on May 20th 2020

"Your belly" is random, but somehow it's trending because Urban Dictionary be tripping

your belly by idkomwtfyb May 20, 2020