| Acronym | Definition |
|---|
| RHG➣Royal Horse Guards |
| RHG➣Roadhouse Grill (restaurant chain) |
| RHG➣Red Hot Go (Australian idiom) |
| RHG➣Relative Heat Gain |
| RHG➣Revolution Health Group |
| RHG➣Reproductive Health Gateway |
| RHG➣Real Hotel Group (UK) |
| RHG➣Roughhead Grenadier (FAO species name code ) |
| RHG➣Relation Hôte Greffon (French: Graft Host Relationship) |
| RHG➣Respect Honor Glory (America's Army gaming clan) |
| RHG➣Resort Holiday Group |
| RHG➣Rattlehead Games (Boonville, NC) |
| RHG➣Receding Horizon Guidance Law |
| RHG➣Residential Home Gateway (Internet service) |
| RHG➣Raimondi Horticultural Group, Inc. (New Jersey) |
| RHG➣Rock Hard Gladiator (website game) |