HEY!

used to draw attention to an object, word or sentance, usually said by yourself.

Commenly assosiated with urban-slang. Though can be used by anyone who lives near or in a state that has a city that people five(min) states away have heard of.
Overdoing it makes you a candyass.
Yo responsably.

A way to say, "Hey".

middle english word originating in the 15th century used to call attention, to indicate attentiveness, or to express affirmation

Shorts for "your".

1) To refer to someone informally

2) An exclamation to get attention

Another word for "Whats up?" or "Whats going down?"

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!"