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.
Obsessive Why Don't We disorder When you are overly obsessed with the band Why Don't we.
If you are dedicated and know a little to much about them then you have OWDWD
Friend- Do you know Why Don't We
You- Yes, I have their merch, follow them everywhere,oh and I basically know everything about them.
Friend-You must have OWDWD