| Acronym | Definition |
|---|
| HMP | Host Media Processing |
| HMP | Host Monitoring Protocol |
| HMP | Hold My Purse |
| HMP | Haughton-Mars Project (NASA) |
| HMP | Human Microbiome Project |
| HMP | High Grade Metal Particle |
| HMP | Hybrid Multi Processing |
| HMP | Her Majesty's Prison |
| HMP | Hazardous Materials Program (various locations) |
| HMP | High Milk Production |
| HMP | Hazard Mitigation Plan (New York, NY) |
| HMP | Home Made Pizza |
| HMP | Hayes Microcomputer Products (modems) |
| HMP | Habitat Management Plan (conservation; various locations) |
| HMP | Home Affordable Modification Program (Fannie Mae loans) |
| HMP | Help Me Please |
| HMP | Her Majesty's Pleasure |
| HMP | Hexametaphosphate |
| HMP | Handmade Paper |
| HMP | Hit My Phone |
| HMP | Homeopathic Medicinal Product |
| HMP | Hexose Monophosphate Shunt |
| HMP | High Melting Point (solder) |
| HMP | High Maintenance Princess |
| HMP | Head Mounted Projector (optical technology) |
| HMP | Harmonie Municipale Pétange (Luxembourg orchestra; Pétange, Luxembourg) |
| HMP | Health Management Plan |
| HMP | Herbal Medicinal Product |
| HMP | Hidden Markov Process |
| HMP | Hurt Me Plenty (game setting) |
| HMP | Half-Marathon Pace (running) |
| HMP | Heavy Maintenance Provider (aircraft) |
| HMP | Hosted Marketing Page |
| HMP | Horse Mounted Patrol (police) |
| HMP | Helicopter Master Plan |
| HMP | Her/His Majesty's Prison |
| HMP | Hydrazine Monopropellant |
| HMP | Hope Myanmar Partnership |
| HMP | High Marine Protein |
| HMP | Hoc Monumentum Posuit (Latin: Erected This Monument) |
| HMP | Hot Moist Pack |
| HMP | Holy Mother of Pearl |
| HMP | Helicopter Modification Program |
| HMP | Hardware Maintenance Program |