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2.
the unofficial replacement for "sup". Shortened form of "what's popping?" Used as an inquiry into the current events of a person, group, etc.
Gangsta: "wa pop?"
Gangsta2: "Nuttin yet szeen?"
by Yakshini January 02, 2008
 
1.
Means "What's Up?." or "What's going on"... it is the short term of What's Popping
person # 1: yo wa pop?!
person # 2: nutthin' yo.. juss here chillin
by ruhhhhhde December 07, 2007