| Abbreviation | Definition |
|---|---|
| ABFC | American Board of Forensic Counselors |
| ABFT | American Board of Forensic Toxicology |
| ABHP | Alaska Bureau of Highway Patrol |
| ABI | Association of British Insurers |
| ABN | A Big Nutcase |
| ABP | Afghan Border Police |
| ABWIK | Assault and Battery with Intent to Kill |
| AC | Area Command |
| ACC | Assistant Chief Constable |
| ACC(O) | Assistant Chief Constable (Operations) |
| ACC(OS) | Assistant Chief Constable (Operations Support) |
| ACC(P) | Assistant Chief Constable (Personnel) |
| ACC(TP) | Assistant Chief Constable (Territorial Policing) |
| ACCP | Association of Caribbean Commissioners of Police |
| ACFI | Associate Certified Forensic Interviewer |
| ACFP | American College of Forensic Psychology |
| ACFP | Association of Certified Forensic Practitioners |
| ACMD | All Cops Must Die |
| ACPD | Albemarle County Police Department |
| ACPD | Amherst College Police Department |