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1. A formal way to introduce yourself to a group of people or person.

2. A way to say, "what's up?"
It is a bastardization of what is going on with this area.
<i>Origin n.</i> The east bay.
"Sup Dow, Killa T on the mic!"
"Sup Dow, Let's put one up"
by T-Digital May 30, 2009
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