| Abbreviation | Definition |
|---|---|
| RMS | Real Maximum Something |
| RMS | Reflex Mini Sight |
| RMS | Reformed Mission Services |
| RMS | Regression Modeling Strategies |
| RMS | Related Moment Series |
| RMS | Remote Manipulator System |
| RMS | Retail Merchandising Services |
| RMS | Richard M Stallman |
| RMS | Riverside Middle School |
| RMS | Ron Montris Stumped |
| RMS | Root Mean Squared |
| RMS | Rose Marie Swift |
| RMS | Rotary and Mission Systems |
| RMS | Rotating Machinery Services |
| RMS | Rotronic Monitoring System |
| RMS | Royal Mail Steamer |
| RMS | Royal Marine Service |
| RMS | Royal Marine Steamer |
| RMSA | Rashtriya Madhyamik Shiksha Abhiyan |
| RMSA | Rashtriya Madhyamik Siksha Abhijan |