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1.
(verb) Military slang for goodbye, or I'm leaving.
This term draws it's meaning from soldiers literally popping smoke grenades to mark an extraction zone. Which is done at the conclusion of a mission, immediately before the soldiers leave that operating area.
Dave: Hey buddy you enjoying my party?
Matt: Nah man, this place is a total sausage fest, I'm poppin smoke.
Dave: Alright, see you later.
by The Decoy November 13, 2007
 
2.
Term made famous by a group of individuals from Guilderland, NY and their bong, (the general) to pop smoke is to light up the bud.
by dylan12324566544 March 01, 2009