O.B.A.

One being of a bad-ass stance. O.B.A. is slang for "Official Bad-Ass." This term can be used to congratulate one for being recognized as an official bad-ass.

Wow, you just ate a whole pineapple, you are totally an O.B.A.

by kill-o-wattz May 14, 2008

O.B.S

Open Bum Smell

he smells like he has got O.B.S, dirty boy!

by Floydsta July 6, 2011

O.B. Gyn Kenobi

A fun way to say "Obstetrician Gynecologist".

JEFF: Sarah, when is your appointment with O.B. Gyn Kenobi?

SARAH: Monday at 9:30 am.

by Peter Buttram, Proctologist / Asstronut July 22, 2006

O.B.T.A

ORIGINAL BONG TOKING ALCOHOLIC

I USED TO BE AN O.B.T.A NOW IM A SQUARE

by WYATTRASH619 August 27, 2005

O.B.W.R.A

Online boyfriend with rotating arms

- Damn he's good!
- Yes yes my O.B.W.R.A!
- Whoa!

by WallaWallaWallie January 19, 2009

O.B.A.M.A.

Anagram for "One Big Ass Mistake, America". Regarding his bailout policies that are forcing us in deeper debt, ruining credit ratings, etc.

People are losing jobs thanks to O.B.A.M.A.

by sesmith70 March 4, 2009

O.B.D.

O.B.D. Also known as "Operation: Bad Decisions". When a group of people know things are going to take a turn for the worse, they deem the occasion "O.B.D".

After a night of drinking, they called an O.B.D. and decided to make prank phone calls.

Tonight, we O.B.D.

by rocknro27 June 1, 2011