OHW
| Acronym | Definition |
|---|---|
| OHW | Ordinary High Water |
| OHW | One Hit Wonder (music artist) |
| OHW | Oh How Wonderful |
| OHW | Oracle Help for Web |
| OHW | Oxyhydrogen Welding |
| OHW | Other Hazardous Waste (US Defense Environmental Restoration Program) |
| OHW | Overhead and Orderwire Interface (Unit) |