| Abbreviation | Definition |
|---|---|
| ABRR | Australian Business Rescue Repair |
| ABRR | Australian Business Rescue & Repair |
| ABRS | Australian Barnardos Recruitment Services |
| ABS | Alcoa Business Systems |
| ABS | Alex Brown And Sons |
| ABS | Associated Biomedical Systems, Inc. |
| ABSB | Alpha Biologics Sdn Bhd |
| ABSC | Absolute Business Solutions Corp |
| ABSC | Advanced Business System Consultants |
| ABSC | Aircraft Braking Systems Corporation |
| ABSC | Applied Basic Science Corporation |
| ABSD | American Bottom Survey Division |
| ABSI | Accounting Bookkeeping Solutions Inc |
| ABSI | American Business Solutions Inc |
| ABSM | Aktiebolaget Svenska Metallverken |
| ABSS | Appalachian Behavior Support Services |
| ABSS | Audio Broadcast Software Systems |
| ABT | American Bell Telephone |
| ABT | Amity Boat Tours |
| ABTP | Watervliet Arsenal Business and Technology Partnership |