RPSS
| Acronym | Definition |
|---|---|
| RPSS | Registered Professional Soil Scientist |
| RPSS | Resource Planning & Scheduling Subsystem |
| RPSS | Routing Policy System Security |
| RPSS | Retail Performance Support System |
| RPSS | Ryukyu Philatelic Specialist Society, Ltd. |
| RPSS | Rock Paper Safety Scissors (band) |
| RPSS | Registered Peer Support Specialist (various organizations) |
| RPSS | Remote Proposal Support System (NASA) |