| Abbreviation | Definition |
|---|---|
| HMMP | Hazardous Material Management Program |
| HMMS | Hellfire Modular Missile System |
| HMMV | Hakon Mosby Mud Vulcano |
| HMMV | Heartland Museum of Military Vehicles |
| HMMWV | High Mobility Multipurpose Wheeled Vehicle |
| HMNILF | His Majesty's Native Indian Land Forces |
| HMO | How Many Obstacles |
| HMOD | Harbormaster Operations Detachment |
| HMP | Heavy Missile Platform |
| HMPT | Human Factors, Manpower, Personnel, and Training |
| HMR | Highly Motivated Recruitment |
| HMR | Home Made Rocket |
| HMRS | High Mobility Rocket System |
| HMS | Heavy Materiel Supply |
| HMS | Helmet Mounted Sight |
| HMS | Her Majesty's Service |
| HMS | Her Majesty's Ship |
| HMS | Here's My Ship |
| HMS | His Majesty's Ship |
| HMS | Hour Minute Second |