The "AA"s are the Anglo Africans.
(The Anglo are English-speaking people of Anglo-Saxon-Celtic descent who are scattered accross the world.)

In Kenya and southern Africa, the Anglo have established a nice culture with strong allegiance to the Crown.

Somewhat similar to the Anglo Australia culture, they are fond of 'braais' (barbecues) and trekking in the Bush.

The number 1 storybook for AAs is Sir Percy Fitzpatrick's "Jock of the Bushveld", which describes his journey as a wagondriver with his dog Jock in the Bush.

Principally there are 5 branches of the AAs: the Kirklanders (Kenya), the Rhodesians (around the Zambezi river), the Natalians (South Africa's East Coast), the Albany (South Africa's South Coast) and the Aprilians (around Cape Town).

when two secretive asexual individuals come together and fake date to hide their sexual orientation from their friends and family.

anacronym for anacronyms are stupid.

Abbreviation for Alcoholics anonymous and what is known as AAA (triple A) in the Americas.

Also stands for Automobile Assosciation, a company that performs roadside repairs on cars, reviews on hotels and restaraunts.

The first definition in the Oxford English Dictionary, aa is a kind of lava with a light frothy texture.

most commonly used in a serious situation where one is falling.