| Acronym | Definition |
|---|
| APBA | American Power Boat Association |
| APBA | Asociación de Psicólogos de Buenos Aires (Spanish) |
| APBA | Association of Professional Behavior Analysts (est. 2009) |
| APBA | American Professional Baseball Association (sports table game manufacturer) |
| APBA | Australian Power Boat Association |
| APBA | Asia Pacific Brands Award (Singapore) |
| APBA | Autoridad Portuaria de la Bahía de Algeciras (Spanish) |
| APBA | Australian Pipe Band Association |
| APBA | Acquisition Program Baseline Agreement |
| APBA | Association of Pocket Billiards Australia |
| APBA | Arlington Police Beneficiary Association (Arlington County, Virginia) |
| APBA | Auxiliary Police Benevolent Association (New York) |
| APBA | Asia Pacific Business Association |
| APBA | Australian Pinzgauer Breeders Association |
| APBA | Australian Pig Breeders' Association |
| APBA | Appleton Police Benevolent Association (Appleton, Wisconsin) |
| APBA | Australasian Police Basketball Association |
| APBA | Arkansas Professional Bail Association (North Little Rock, AR) |
| APBA | Ames Police Benevolent Association (Aimes, Iowa) |
| APBA | Almost Perfect Binary Array |