| Abbreviation | Definition |
|---|---|
| RDH | Rabid Dogs of Hell |
| RDN | Roblox Death Noise |
| RDP | Reverse Dragon Punch |
| RDR | Red Dead Redemption |
| RDR2 | Red Dead Redemption 2 |
| RE6 | Resident Evil 6 |
| REBB | Rune Etched Bamboo Bo |
| REFUGIO | Ralph's electricity for users gaming in ohio |
| REL | Rules Enforcement Level |
| REN | Resident Evil Network |
| repro | Reproduction |
| RFDB | RFDB stands for RF Online Database, a hobby project based on RF Official (CCR INC) databases - RF On |
| RFDL | Run For Dear Life |
| RFW | Race For Wool |
| RGC | Ranked Gaming Client |
| RGD | Remote Gaming Duty |
| RGDS | Retro Gaming Discussion Show |
| RGFFTP | Really Good FreeFall Tournament Player |
| RGFX | Real Game FX |
| RGG | Rainbow Ghost Gaming |