What's good/What's poppin'? - What's up?
Mad - lots
Yous - You all
You're a piece - You're a piece ..of shit.
Bank/Bankin'/Go to the Bank - Get high, be high, ect.
Hot minute - either a long time or a short time.

I dunno, lots of jersey/east coast slang around here. We adapt a lot of slang from philly and nyc too, since we're pretty much smack dab in the middle of both of 'em.