| Meaning | Category |
| Hand The Money Over | Regional->US Phone Area Codes |
| Health Maintenance Organization | Medical->Physiology |
| Health Management Organization | Business->General |
| Healthy Members Only | Miscellaneous->Funnies |
| Healthy Men Only | Internet->Chat |
| Heave Mom Out | Internet->Chat |
| Help Me Out | Internet->Chat |
| Henhouse Management Organization | Miscellaneous->Funnies |
| Herosillo, Mexico | Regional->Airport Codes |
| Hibbert Medical Office | Business->Firms |
| Hiri Motu | Regional->Language Codes (3 Letters) |
| Horrible Medical Organization | Miscellaneous->Funnies |
| Hospital Maintenance Organizations | Medical |
| House In Multiple Occupation | Community |
| House of Multiple Occupants | Governmental->US Government |
| How Many Obstacles | Governmental->Military |
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