| PBSA | Pakistan Billiards and Snooker Association | 巴基斯坦台球和斯诺克协会 |
| PBSA | Philadelphia Building Superintendent Association | 费城建筑监督协会 |
| PBSA | Protection of Beach Soil Association | 海滩土壤保护协会 |
| PBSA | Professional Beach Service Association | 专业海滩服务协会 |
| PBSA | Participatory Benefit Sharing Agreements | 参与式利益分享协议 |
| PBSA | Pension Benefits Standards Act (Canada) | 《养老金标准法》（加拿大） |
| PBSA | Phosphate-Buffered Saline | 磷酸盐缓冲盐水 |
| PBSA | Pro Bono Students America | 亲波诺学生美国 |
| PBSA | Performance-Based Service Acquisition | 基于性能的服务获取 |
| PBSA | Plaque Behind Stent Area | 支架区域后面的斑块 |
| PBSA | Professional Bartending Schools of America | 美国专业调酒学校 |
| PBSA | Performance Based Services Acquisition | 基于性能的服务获取 |
| PBSA | Professional Business Solutions of America | 美国专业商业解决方案 |
| PBSA | Program Budget System Accounting | 计划预算系统会计 |
| PBSA | Polybutylene Succinate Adipate | 己二酸丁二酸聚丁酯 |
| PBSA | ProfitBuilder Sales Analysis | ProfitBuilder销售分析 |
| PBSA | Papers of the Bibliographical Society of America | 美国书目学会论文 |