| Acronym | Definition |
|---|
| RLR➣Roller |
| RLR➣Receive Loudness Rating |
| RLR➣Rahal Letterman Racing (motorsports racing team owned by David Letterman and Bobby Rahal) |
| RLR➣Red Light Running |
| RLR➣Recueil des Lois et Règlements (French: Collection of Laws and Regulations) |
| RLR➣Real-Time Local Reflections (computer graphics) |
| RLR➣Receiving Loudness Rating (telecommunications) |
| RLR➣Roll Right (Hyper Logo command) |
| RLR➣Reinforcement Learning Repository |
| RLR➣Refuge of Last Resort (emergency management) |
| RLR➣Red Line Racing (Forza Motorsport video game) |
| RLR➣Ron Lummus Racing (Anaheim, CA) |
| RLR➣Robertson Loia Roof (architectural firm; Atlanta, GA) |
| RLR➣Rainfed Lowland Rice |