| Abbreviation | Definition |
|---|---|
| PRIDE | Politeness, Respect, Integrity, Discipline, and Excellence |
| PRIDE | Preparatory Rehabilitation for Individual Development and Employment |
| PRO | Paddock Radical Options |
| PRO | Predicament, Response, and Outcome |
| PRO | Pride, Respect, and Opportunity |
| PRO | Progressive Re-integration Opportunity |
| PROBONO | For Free |
| PROS | Police Reporting And Occurrence System |
| PROT | Protection |
| PROUD | Peacefully Resolving Our Unsettled Differences |
| PRT | Positive Reinforcement Training |
| PRWORA | Personal Responsibility and Work Opportunity Reconciliation Act of 1996 |
| PSA | Police Statistical Area |
| PSA | Practice Support Assistance |
| PSAPCA | Puget Sound Air Pollution Control Agency |
| PSCC | Protective Security Coordination Centre |
| PSD | Personal Security Device |
| PSD | Police Search And Destroy |
| PSD | Police Security Dogs |
| PSDA | Patient Self-Determination Act of 1990 |