PBA
PBA is an abbreviation for:
- para-bromamphetamine , psychoactive designer drug, see 4-bromamphetamine
- PBair , Thai airline (ICAO code)
- 4-PBA , a drug, see sodium phenylbutyrate
- Philippine Basketball Association , professional basketball league of the Philippines
- Political Advisory Committee , the highest decision-making body of the Warsaw Pact
- Pre-Boot Authentication , software component for access to encrypted hard drives
- Predictive Brake Assist , a driver assistance system ( emergency brake assistant )
- Professional Billiards Association , the Korean professional billiards association
- Professional Boardsailors Association , former international windsurfing association