that's what's up

Originated in Philadelphia circa 1998. When discussing events that are of intrest to both parties. The person that didn't know what was going down would say that's what's up.
usally rhetorical.

Frank:Yo! There's a big concert at the spectrum tonite?
Jonny: that's what's up!

by HRM SMK April 2, 2008

What's up

Used to ask an indiviudal how things are going. Can be responded to in urban settings by using the word Chillin or in Jamaica by saying Cool

A- Yo man what's up?

B- Chilllin

by ICO777 August 12, 2009

Thumb's up

While popularly used as the term for approval (thumb's down for disapproval ) Not many know that in rap or in Fighting word's thumb's up means safety off due to the motion of taking the safety off is putting your thumb's up.

Man, I jumped out the car and went thumb's up real quick. Bout to be blood in these street's.

by AllFatherOfFighting October 21, 2018

Throwin up 4’s

A sign of dominance shown by EGC and FBK member

Daniel and his gang steady throwin up 4’s at school

by Miniko40c April 7, 2022

Throwing up 4's

Individuals who frequently adopt this pose naturally have game so loose yet remarkably composed that even notable physicists fail to comprehend it.

Additionally they have serious hoes.

Will commonly is seen throwing up 4's

by Large man 111 April 27, 2022

wigity wigity what's up my radical broskies, what's shaken bacon?

A certain persons phase. When I mean "certain persons" I mean me so...DON'T EVEN THINK ABOUT USING IT!!!!!

Me( And ONLY ME )wigity wigity what's up my radical broskies, what's shaken bacon?
Other people: Hey???

by Boss1,000,000,000,000,000,000! February 22, 2018

D's Up

A cultural reference to drawing dicks on table tops and other related surfaces. While it is immature and wrong, it can be, at times, hysterical. D's Up is usually a formal way of greeting someone who does this sort of thing.

Guy 1: "Hey man, what's up?"
Guy 2: "Hey yo, D's Up."
Guy 1: "Ah yes, D's Up indeed."

by Skittmier September 21, 2009