| Abbreviation | Definition |
|---|---|
| RBP | Rolling Big Power |
| RBS | Real Bout Special |
| RBS | Recreational Boating Safety |
| RBS | Regenerative Braking System |
| RBS | Road Beacon System |
| RBT | Rapid Bus Transportation |
| RC | Racing Car |
| RC | Railway Cutting |
| RCAG | Remote Communications Air/Ground Facility |
| RCC | Regional Control Centre |
| RCC | Regulation Communication Center |
| RCC | Rescue Coordination Center |
| RCC | Revenue Class Code |
| RCE | Radio Control Equipment |
| RCF | Remote Communication Facility |
| RCI | Roadway Congestion Index |
| RCL | Radio Communications Link |
| RCLS | Runway Centerline Light System |
| RCO | Regenerative Catalytic Oxidizer |
| RCO | Regional Control Office |