Trying to act gangster, and failing. Employed by many stupid white girls who want to get laid by the basketball team. Consists of wearing FUBU, chains and employing ebonics in everyday conversation.
"What up ho?"
"Dude, stop G-K-ing it, you look like an idiot!"
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.