| Abbreviation | Definition |
|---|---|
| PSA | Police Statistical Area |
| PSA | Practice Support Assistance |
| PSAPCA | Puget Sound Air Pollution Control Agency |
| PSCC | Protective Security Coordination Centre |
| PSCR | Provider Sexual Crime Reporting |
| PSD | Personal Security Device |
| PSD | Police Security Dogs |
| PSDA | Patient Self-Determination Act of 1990 |
| PSH | Partridge, Snow, & Hahn LLP |
| PSI | Personal Security Investigation |
| PSI | Pre Sentence Investigation |
| PSIA | Public Security Investigation Agency |
| PSITA | Person Skilled In The Art |
| PSJ | Partnership for Safety and Justice |
| PSJ | Peace and Social Justice |
| PSK | Park Side Killers |
| PSK | Park Side Kings |
| PSLRA | Pdateprivate Securities Litigation Reform Act Of |
| PSLRA | Public Securities Litigation Reform Act |
| PSLS | Palestine Solidarity Legal Support |