A.C.A.B. is an acronym for "All Cops Are Bastards".
ACAB may also refer to:
- Association of Community Access Broadcasters, a group of New Zealand radio stations
- ACAB – All Cops Are Bastards, a 2012 Italian film
- the initials of Annalena Charlotte Alma Baerbock
- A.C.A.B., a punk rock band from Malaysia
People with the surname
edit- Balam Acab (born 1991), American electronic musician and producer