| Abbreviation | Definition |
|---|---|
| RFF | Request For Forces |
| RFG | Resource Funding Group |
| RFH | Radio Frequency Heating |
| RFH | Request For Help |
| RFI | Rapid Fielding Intiative |
| RFI | Ready For Issue |
| RFI | Repetitive Frag Injury |
| RFI | Rifle Factory India |
| RFI | Rifle Factory Ishapore |
| RFK | Rekylfri Kanon (recoilless canon, Carl Gustaf) |
| RFL | Restrictive Fire Line |
| RFM | Random Frequency Movement |
| RFM | Rapid Fire Munitions |
| RFMSS | Range Facility Management Support System |
| RFMT | Reserve Forces Manpower Tools |
| RFO | Reason For Outage |
| RFO | Request For Offer |
| RFO | Responsible Facility Official |
| RFO | Royal Flying Officer |
| RFOG | Resonator Fiber Optic Gyro |