person says: "yo I just got this/these hot new (shoes, job, CD, car, etc.)
you say:"THATS WHATS UP!"
by BaBiedoll November 27, 2003
something is cool, or your giving credit to someone for doing something
Hey Troy i got them tickets to see scarface. (Troy says " thats whats up!")
by victoryia October 15, 2006
The act of agreeing. Saying something is good!
I just left the doctor and they told me that I do not have AIDS,an STD, or that big boy Herpe,and thats whats up!!!
by Marizzle Shizzle January 23, 2008