your mom 

shortened version of the very british
"yes, well i had intercourse with your darling mother, i bid u good day"

"yeh well, ya mum"

your mom by ur brizzo February 2, 2004

your mom 

The pinnacle of stupid and immature 12-year old jokes.

Johanna: What you doin' this weekend?
Kevin: Your mom.
Joseph: You're such a fucking moron...
Kevin: Your mom is a fucking moron.

your mom by Trollkicker December 22, 2009

your mom 

a word spit out at any given time or place when someone (most likely a complete idiot) has absolutely no idea what to say

Hilary: Have you beeen havin a affair?!
Bill: uhh...
Hilary: Tell me! Who have you been doin stuff with lately?
Bill: YOUR MOM!

your mom by michael jackson November 21, 2003

Your Mom 

the come back someone says when they have nothing else to say.

homo".."...your mom

Your Mom by yourgonnalikemynuts November 15, 2010

your mom 

Is a raging homosexual.
She told me last night when I attempted to bang her.

Whose that raging homosexual?

Your mom

your mom by yourmom(ha ah) May 2, 2011

Your mom 

A. the person who raised you

B. The person who left you on the door step of the orphanage

C. My drug dealer

D. The most clevor come back of all time...(sarcasm)

Can you ask your mom if she has my cocaine that I need to buy

Your mom by The old lady at the orphanage February 10, 2014

your mom 

A comeback that makes absolutely no sense at all. Often used by people who are about to get proven wrong and don't want to look like a complete idiot. Sometimes even used for literally no reason at all.

idiot: Why would Disney cancel Adventure Time?!
intelligent dude: First off, it isn't cancelled. Second, Adventure Time is on Cartoon Network.
idiot: YOURMOM IS ON CARTOON NETWORK!!!!!!!!!SFDJVHOAWI

guy 1: Hey man, how's it going?
guy 2: Your mom.
guy 1: Uh, what?
guy 2: Your mom.
guy 1: Dude, shut up.
guy 2: Your mom.
guy 1: Dude, quit it!
guy 2: Your mom.
guy 1 : I AM GOING TO SNAP YOUR NECK!!
guy 2: Your mom.

your mom by bizzenboom April 28, 2014