AA

Short for American Airlines. Used soley by the company on their signs.

Wrong:
man: Where's the AA meeting?
chic: At the church.
Right:
man: Where's the American Airlines meeting?
chic: In the office.

by J-Diddy April 12, 2005

aa

A ragged, clinkery form of lava (or in more proper Hawaiian spelling, ‘a‘a).

Aa is flowing from the volcanoe!

by rebecca van laer June 29, 2005

aa

Archmere Academy- the best school in the history of delaware.

I love my AA friends so much.

by jim July 26, 2006

AA

A Grade you can get when you Combo your way through an entire song on DDR or get a majority of Perfects.

Yea! I totally AA'd Dream A Dream!

by Vince July 26, 2006

AA

An evaluation score in Dance Dance Revolution where the dancer has achieved a total of 95% or more of the total Dance Score of a song. Usually used as a verb when telling someone of the accomplishment.

Dude, I just AA'd PARANOiA Survivir MAX Ohi!

by asdasdasdasdasd July 26, 2006

AA

Pre-Happy Hour meeting place.

After AA will grab a cold one.

by porkchopdb June 4, 2005

AA

The best possible starting hand in the popular poker game Texas Hold 'Em. Represents a pair of aces.

Ivey flips over QQ but Harman has him covered preflop with AA.

by RageFire January 3, 2008