Alcoholics Anonymous™
noun /ˌælkəˌhɒlɪks əˈnɒnɪməs/
  /ˌælkəˌhɑːlɪks əˈnɑːnɪməs/
 [uncountable + singular or plural verb] (abbreviation AA)
- an international organization, begun in Chicago in 1935, for people who are trying to stop drinking alcohol. They have meetings to help each other.
- self-help groups like Alcoholics Anonymous
 - Alcoholics Anonymous meet at the centre twice a week.