| 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) |