| Term | Full Form | Category |
|---|---|---|
| HWU | Hardcore Wrestling Union | Others |
| HWU | HardWare Unit | Others |
| HWU | Health Workers Union | Others |
| HWU | Henderson Water Utility | Others |
| HWU | Heriot Watt | Others |
| HWU | Heriot Watt University | Others |
| HWU | Historically White University | Others |
| HWU | Hydraulic Workover Unit | Others |