Means: Oxygen Wasting Dumb Ass.
Pronounced: Oh-Duh
People who are on Earth to do nothing but waste the oxygen meant for smarter people.
David: Hey Joe, you hungry?
Joe: Yea, I sure am!
David: What do you want from Subway?
Joe: Do they have sandwiches there?
David: No Joe... They only serve Chinese...

Ryan: Marcus asked me yesterday what ketchup was made from..
Robert: Wow, Marcus is such an OWDA.
by RicanChili May 11, 2011
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