| Acronym | Definition |
|---|
| OHG➣Out Here Grindin |
| OHG➣Offene Handelsgesellschaft |
| OHG➣Otto Hahn Gymnasium (Germany) |
| OHG➣Old High German |
| OHG➣Operators Harmonization Group (ITU) |
| OHG➣Official Hotel Guide |
| OHG➣Over the Hill Gang (ski club; Copper Mountain, CO) |
| OHG➣One Happy Girl |
| OHG➣Over the Hill Gang (gaming clan) |
| OHG➣Offiziershörergruppe |
| OHG➣One Hit Gamer (gaming) |
| OHG➣Operation Hometown Gratitude (Rochester, MN) |
| OHG➣Only Human Gaming (gaming community) |