| Abbreviation | Definition |
|---|---|
| RROD | XBOX 360 Red Ring Of Death |
| RRR | Real Race Replica |
| RRR | Roaring River Rescue |
| RRS | Red River Smackdown |
| RRS | Regional Racing Series |
| RRZ | Rough Rider Z |
| RS | Race Series |
| RS | Rally Sport |
| RS | Really Sporty |
| RS | Road Sailing |
| RS | Run Support |
| RS | Runs Scored |
| RSA | Roller Skating Association International |
| RSAA | Runs Saved Against Average |
| RSB | Racing System Builder |
| RSC | Rugby Supporters Club |
| RSC | Rugged Sport Concept |
| RSC | Rugged Sports Coupe |
| RSCV | Rhonel Sporting Club de Valenciennes |
| RSD | Race Specific Design |