| Abbreviation | Definition |
|---|---|
| HOPE | HOchleistungs PEnetrator (High Power Penetrator) (munitions) |
| HOPLOPHOBE | An irrational aversion to weapons, particularly guns. |
| HOSBO | HOchleistungs Spreng-BOmbe (High Power Explosive Bomb) |
| HOST | Hot Spot Tracking |
| HOST | ot Spot Tracking |
| HOSTAC | Helicopter Operations From Ships Other Than Aircraft Carriers (USN Publication) |
| HOT | Haut Subsonique Optiquement Teleguide Tired'un Tube |
| HOTAS | Hands On Throttle And Stick |
| HOV | Hoary Old Veteran |
| HOW | Hell On Wheels |
| HOWFF | Help officers withhold friendly fire! |
| HOWLS | Hostile Weapon Location System |
| HOWM | Honoring Our Wounded Military H O W M |
| HP | Half Pitch |
| HP | Hide Position |
| HP | HorsePower |
| HPA | Head of Processing Activity |
| HPA | Head of Procurement Activity |
| HPAC | Hazards Prediction And Assessment Capability |
| HPC | High Performance Computing |