0 abbreviation for Associate in Arts: a degree given by an American college to someone after they have finished a two-year course, or a person who has this degree
1 abbreviation for Alcoholics Anonymous: an organization for people who drink too much alcohol and want to cure themselves of this habit:
an AA meeting
2 abbreviation for the Automobile Association: an organization in the UK that gives help and information to drivers who are members of it
3 used by ratings agencies (= organizations that calculate the level of risk of investments) to describe bonds, etc. with a low risk of not being paid back:
4 → the Advertising Association
