What does AA. stand for?

What does AA. mean?

AA	Aakash ANTHE Community » Educational
AA	Aardman Animations Business » Firms
AA	Abbreviated Analysis Governmental » Military
AA	Abdominal Aorta Medical » Physiology
AA	Absolute Alcohol Medical » Hospitals
AA	Absolutely Alright Miscellaneous » Funnies
AA	Academic Affairs Academic & Science » Universities
AA	Academic Alliance Academic & Science » Meteorology
AA	Academy Award Community » Media
AA	Acceptance and Action Business » General
AA	Access Authorization Computing » Networking
AA	Accounting Assistant Business » Positions
AA	Accreditation Authority Governmental » Military
AA	Accredited Appraiser Business » Positions
AA	Acetic Acid Academic & Science » Chemistry
AA	Achievement Age Academic & Science » Psychology
AA	Acquired Attributes Computing » Assembly
AA	Action Adventure Miscellaneous » Hobbies
AA	Action Alliance Governmental » Politics
AA	Activation Analysis Academic & Science » Chemistry
AA	Active Active Academic & Science » Electronics
AA	Active Annual Community » Conferences
AA	Active Page Business » Accounting
AA	Activities and Attitudes Community » Law
AA	Activity Approach Community » Educational