| Acronym | Definition |
|---|
| PBSA | Phosphate-Buffered Saline |
| PBSA | Pension Benefits Standards Act (Canada) |
| PBSA | Polybutylene Succinate Adipate |
| PBSA | Performance-Based Service Acquisition |
| PBSA | Professional Bartending Schools of America |
| PBSA | Papers of the Bibliographical Society of America |
| PBSA | Pakistan Billiards and Snooker Association |
| PBSA | Performance Based Supplier Audit |
| PBSA | Pro Bono Students America |
| PBSA | Professional Business Solutions of America |
| PBSA | Participatory Benefit Sharing Agreements |
| PBSA | Professional Beach Service Association |
| PBSA | Philadelphia Building Superintendent Association |
| PBSA | ProfitBuilder Sales Analysis |
| PBSA | Program Budget System Accounting |
| PBSA | Pakistan Boy Scout Association (Pakistan) |
| PBSA | Protection of Beach Soil Association |
| PBSA | Plaque Behind Stent Area |