| Acronym | Definition |
|---|
| HHGS➣Hodge Hill Girls' School (Birmingham, UK) |
| HHGS➣Happy Hookers Golf Society (Ireland) |
| HHGS➣Halton Hills Generating Station (Canada) |
| HHGS➣Household Goods Systems (movement of Federal Employee's possessions) |
| HHGS➣Harrow and Hillingdon Geological Society (UK) |
| HHGS➣Histologic/Histochemical Grading System (osteoarthritis) |