Alcoholics Anonymous

Từ điển Oxford Advanced Learner 8th

Alcoˌholics Aˈnonymous f44 [Alcoholics Anonymous] BrE NAmE noun uncountable (abbr.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.