| Abbreviation | Definition |
|---|---|
| PBA | Principal Building Agreement |
| PBC | Public Benefit Corporation |
| PBG | Patent Business Goal |
| PBI | Pension Benefit Information |
| PBI | Practical Business Initiatives |
| PBI | Producto Bruto Interno |
| PBM | Person Below Me |
| PBM | purchased through the black market |
| PBMS | Project Benefit Monitoring System |
| PBO | Performance Based Organization |
| PBOT | Philadelphia Board of Trade |
| PBP | People Before Profit |
| PBP | Please Be Patient |
| PBS | Partnership For Behavior Success |
| PBS | Production Based Specification |
| PBT | Plan Build Test |
| PBT | Power Ball Technology |
| PBU | Production Business Unit |
| PBX | Private Branch Exchange |
| PC | Paper Copy |