| Acronym | Definition |
|---|
| HYD➣Hydraulic(s) |
| HYD➣Hydrology (water science) |
| HYD➣Hana Yori Dango (TV series; Japan) |
| HYD➣Hold You Down |
| HYD➣Highways Department (Hong Kong) |
| HYD➣Hydraulic Adjusters |
| HYD➣Hyphenation Dictionary |
| HYD➣Hyderabad, India - Begumpet (Airport Code) |
| HYD➣How You Doin' |
| HYD➣Helsinki Yurttaslar Dernegi (Turkish: Helsinki Citizens' Assembly; also seen as hCa; Turkey) |
| HYD➣Hunting You Down Clan (gaming) |