| Abbreviation | Definition |
|---|---|
| PBD | Professional Building Designer |
| PBGC | Pension Benefit Guaranty Corporation |
| PBM | Pharmacy Benefit Manager |
| PBO | Personal Business Objective |
| PBR | Professional Bull Rider |
| PBS | Payroll Benefit Services |
| PBSSI | President of British Superultramodern Scientific Institution |
| PBW | PaperBack Writer |
| PC | Paper Carrier |
| PC | Perfect Corner |
| PC | Perfectly Comfortable |
| PC | Personal Coach |
| PC | Personal Consultant |
| PC | Poetic Chap |
| PC | Police Constable |
| PC | Poll Clerk |
| PC | Privy Counsellor |
| PC | Project Coordinator |
| PCA | Personal Care Aide |
| PCA | Personal Care Assistant |