| Acronym | Definition |
|---|
| RSSR➣Recommended Swing Speed Range (golf) |
| RSSR➣Restricted Sum of Squared Residuals |
| RSSR➣Russian Soviet Socialist Republic |
| RSSR➣Red Square Soviet Republik (band) |
| RSSR➣Rotterdamse Studenten Sport Raad (Dutch) |
| RSSR➣Red Smoked Smoked Red (VW tail light pattern) |