| Acronym | Definition |
|---|
| PPSS | Post Production Software Support |
| PPSS | Policy and Program Studies Service (US Department of Education) |
| PPSS | Post-Production Software Support |
| PPSS | Pawnbroker Pawn Shop Software (Dallas, TX) |
| PPSS | Positron Public Safety Systems (various locations) |
| PPSS | Pendidikan Perwira Sumber Sarjana (Indonesian: Bachelor of Education Officer Resources) |
| PPSS | Post Production Sustainment Support |
| PPSS | Personnel Policy Support System (Civil Service Commission; Seoul, South Korea) |
| PPSS | Prospective Pediatric Scoliosis Study (Spine Institute of New York) |
| PPSS | Photonic Packet Switching System |
| PPSS | Pacific Pines State School (Gold Coast, Australia) |