1. A phrase used as a formal declaration of defeat. For example: "Kenneth replied 'yo mama' when he realized he could not counter his opponent's point."

2. The principle part of a "Yo Mama" joke, usually entailing a description of your mother being so "something" that "something" occurred as a result.

It’s an acronym standing for Can’t Remember A Fucking Thing. It’s usually used to describe embarrassment at being unable to remember someone (CRAFT moment); going onstage as the lead in the latest theatrical performance and your mind goes completely blank (CRAFT situation); the next morning after a night when you got pissed as a fart and woke up in bed cuddling a traffic cone and a string of fairy lights wound round your prick.

1. a TV show with Wilbur Valderama(Fez from "That 70's Show"
2. A cruel start to a funny joke.
3. Your mother.

"yo moma" is something you say in front of every sentence that some1 says just to piss then off

They call yo mama "The Squirrel" cuz she always got nuts in her mouth!

Slang for "your mom". A nice insult! Talking about your mom is really insulting.

The person who loves you even if you act like a heartless bitch who cares about only yourself. The person who argued for their right to have you in the first place, and has never been sorry she did even when you completely turn your back on her. The place you can always go when you find out that friends come and go but your mother will always be there to help you pick up the pieces.