big O

a giant robot in the anime big O

guy:*looks at watch* BIG O! *robot appears*

by O_oo_O July 17, 2003

The Big O

Nickname of basketball legend Oscar Robertson.

There has never been a basketball player more versatile than The Big O.

by IcebergSlim78 March 13, 2009

big O

one who is large, cheerful, and especially O-ish in nature

"Big O has got to be the coolest kid in the world.....next to Kearney"

by Big O April 23, 2003

big o

the city of Omaha, Nebraska located in the midwest of the United States. Known for it's corn-fed cattle, rich man Warren Buffett, and popular independent record label, Saddle Creek. Often signified by the capital letter O and an exclamation mark- O!

I live in the Big O.

by lo beedle January 26, 2004

the big o

an animated show about a giant megadeus (mech), the Big O, and it's Dominus (pilot), Roger Smith.

The Big O airs at 1:30 am on Adult Swim

by Paradigm City May 13, 2005

Big O

The face of suprise somebody makes when you abruptly shove something into their anus.

When I shoved my penis into her ass, she did a Big O.

by SigiaZ August 25, 2011

the big o

A nickname for obama.

Did you see "the big o" on inauguration day?

by Nick-names January 23, 2009