| Abbreviation | Definition |
|---|---|
| REV | Revenge |
| REV | Reversed |
| REV'D | Reversed |
| REVRUL | Revised Ruling |
| REVS | Register Of Encumbered Vehicles Scheme |
| RF | Rat Fink |
| RF | Royalty Free |
| RFA | Regulatory Flexibility Act |
| RFA | Robbery, Fraud, and Arson |
| RFD | Racketeering, Fraud, and Diversion |
| RFDI | Reseau Francophone de Droit International (Francophone Network of International Law) |
| RFE | Request For Evidence |
| RFE | Request For Further Evidence |
| RFJ | Relatives For Justice |
| RFJ | Riders For Justice |
| RFM | Recency, Frequency, And Monetary |
| RFN | Rifleman |
| RFO | Read For Ownership |
| RFO | Request For Opinion |
| RFP | Request For a Property |