| Abbreviation | Definition |
|---|---|
| HFE | Human Factors Engineering |
| HFEA | Human Factors Engineering Analysis |
| HFM | Heavy Force Modernization |
| HFMS | Highway Fleet Management System |
| HFN | head, face and neck |
| HFPM | Human Figure Performance Model |
| HFRB | High Frequency Regional Broadcast |
| HFRS | Helicopter Flight Rescue System |
| HFT | Headquarters, Force Tracking |
| HFT | Human Factors Test |
| HFT&E | Human Factors Test and Evaluation |
| HFTTY | High Frequency Teletype |
| HG | High Grade |
| HG | High Ground |
| HG | Horse Guard |
| HG | Hunting Grounds |
| HGSS | Hellfire Ground Support System |
| HGST | Helicopter Gunnery Skill Test |
| HGTC | Heavy General Transport Company |
| HH | Hand Held |