| Abbreviation | Definition |
|---|---|
| RMCC | Resident Magistrate's Court Case |
| RMF | Racial Modification Factor |
| RMIU | Robot Mobile Investigation Unit |
| RMJ | Rice, Michels, & Johnson |
| RMO | Responsible Management Official |
| RMRS | Rocky Mountain Radar Scrambler |
| RMS | Resolution Management System |
| RN | Really Neurotic |
| RN | Really Nutty |
| RN | Registered Nut |
| RNA | Race Not Available |
| RO | Repeat Offender (Criminal) |
| ROAD | Residents Overcoming Addictive Disorders |
| ROB | Steal in theft |
| ROC | Reconstruction Of Color |
| ROC | Repeat Offender Court |
| ROCC | Richmond Office Of Community Corrections |
| ROD | Record Of Decision |
| ROD | Report Of Death |
| ROF | Rip Off Factor |