What’s poppin’

What's popping?

slang What's going on? How are you doing? What's new with you? "Popping" is often colloquially shortened to "poppin'." A: "Hey, bro, what's poppin'?" B: "Yo Mike, not much man." What's popping, everyone? You all have a good weekend?
Farlex Dictionary of Idioms.

What’s poppin’

interrog. Hello, what is happening? What’s poppin’? Anything new?
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • poppin
  • What's poppin'?
  • What's popping?
  • What's coming off?
  • What’s coming off?
  • What’s really good witcha?
  • What's good (with you)?
  • What's happening?
  • happ
  • What’s happening?