| Abbreviation | Definition |
|---|---|
| RTI | Right To Information |
| RTR | Ready To Rumble |
| RTS | Reclaim The Streets |
| RTU | Right To Use |
| RUC | Royal Ulster Constabulary |
| RUL | Ruling |
| RVA | Rape Victim Advocates |
| RVM | Remote Video Monitoring |
| RVR | Rule Violation Review |
| RVW | Roe Vs. Wade |
| RW | Recovered Wife |
| RWO | Robinson, Waters, & O'Dorisio |
| RWR | Radar Warning Receiver |
| RWT | Red Wine Trail |
| RWZ | Restricted Weapons Zone |
| RXC | Remote Execution Control |
| RYI | Radical Youth Invasion |
| RYI | Reclaiming Youth International |
| RYM | Real Young Man |
| RYM | Reformed Youth Movement |