what's up

a greeting used instead hello or hi, that also has a meaning of what are you plans for the and what are you doing, or is everything alright and how can I help

so what's up?
yeah man what's up?
what's up?
what's up? 👋🏼

by chr0me_st4rr47 December 11, 2017

What's up boys?

A phrase used when someone is hitting or trying to get with another girl. Macin on girl.

Me: I walked by ben earlier today, and he was all over katie.

Mason: Oh yeah? What'd u say?

Me: I yelled out What's up boys? And he shot me a glare.

by The Big Nasty Deller October 6, 2012

Yo what’s up it’s ya boy young megaphone

“Yo what’s up it’s ya boy young megaphone” is another way of saying hi but for cringey people that are addicted to TikTok (me)

“Yo what’s up it’s ya boy young megaphone how a are you today”

by Tik tok addiction 101 September 6, 2019

That's what's up

That's what's good.

Person says: "Yo, I just got this/these hot new (shoes, job, CD, car, etc.) You say: "That's what's up!"

by Amber Ivy October 6, 2015

what's up

A term usually used by young African-Americans(mostly males), used in order to figure out if the person they are speaking with wants to "step" to them.

"You tryna mack on my girl dawg? So what's up?!"

by candice D May 14, 2005

what`s up my bitches

A term used by a homosexual with the name Kyle on the daily to refer to his Bitches

What`s up my bitches how you doin!

by doubex1 February 1, 2019

What's up? Day day up!

An question replaced "Hello" or "Hi" as the most popular form of casual greeting.
And the answer is from Chinglish, means "Study hard and make progress every day"

"What's up? Day day up!" example:

Person 1: What's up?
Person 2: Day day up!

by DWang2k August 11, 2014