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
by chr0me_st4rr47 December 11, 2017
Get the what's upmug. ob trice is better than vanilla ice
it is not cos he is wight or his mums a dike or cos he lives in a f##ing slum its cos hes gay and takes it up the ????
it is not cos he is wight or his mums a dike or cos he lives in a f##ing slum its cos hes gay and takes it up the ????
by mazzer October 1, 2003
Get the what up?mug. 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
Get the That's what's upmug. 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.
by candice D May 14, 2005
Get the what's upmug. 
by @CLUB_VEGAS_VIP December 23, 2011
Get the boy what upmug. by krisskidddd September 10, 2009
Get the so what up thenmug.