yo 

The mix between yes and no aka Maybe

person 1: Have you finished eating yet?
person 2: uhhhh yo...
person 1: Moose...

yo by "the guy" June 10, 2006

yo 

a way to say hey but way cooler

"yo, man! whats up?"

yo by Allison September 24, 2004

yo 

Its another way to say hey or hi

YO what up hommie give yo gurl some props leave it peace out yo

yo by Angelica May 13, 2005

yo 

a referation to hello, yo is used instead of hello for reasons if your a gangster its "yo! wat up!" or if your an every day person its "hello!how are you!"

yo homies, check out the new bid on the box!!

yo by kathie May 1, 2005

Yo 

means hello or is used to introduce what's going to be said next in the ghetto language, and varies on the tone it is said. It is highly popularized by today's rappers, but has spread to a variety of people.

1. Yo i'm gonna pop a cap in that guy's ass
2. Yo did you see the rack on his beau
3. Yo im out 'ight

Yo by mandiXrawr January 4, 2007

Yo 

An exclamation of disgust or shock particularly when something gross is discovered or being talked about. Said much with the same emphasis "Dude" would be given in similar situations.

Upon discovering your parents having sex... "Yo!"

A friend tells you about the hair she found in her Pad Thai... "Yo!"

Yo by Loni Kate May 9, 2008

yo 

an expression of inexpression. Used in the place of a word you dont know.

Hand me those yo's over there.

I was like yo.

Its like a long shirt with yo's that are like yo colored.

How are you? Im yo,... yo.

yo by katttttttieeeeeee March 19, 2005