comes from Wa Blow, wats blowing, wats poping, eg what is happening
wa blow blud hows your girl.
by DJ Hazard - David November 2, 2004
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Greeting/question - What's going on? Used much the same way as "What's cooking?"

Person A: Wa-blow man?

Person B: Nothing much, just hanging out.
by Brudda Untada June 7, 2006
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