| Acronym | Definition |
|---|
| HFWG➣Hedge Fund Working Group (UK) |
| HFWG➣High Fusing White Gold (solder) |
| HFWG➣High Energy Astrophysics Science Archival Research Center FITS Working Group (US NASA) |
| HFWG➣Hinckley Field Walking Group (UK) |
| HFWG➣Hallaton Field Work Group (archeology; UK) |