| Acronym | Definition |
|---|
| HDK➣Hochschule Der Künste (Fine Arts University, Berlin) |
| HDK➣Help Development Kit |
| HDK➣Hardware Device Key |
| HDK➣Hypertext Development Kit |
| HDK➣Hardware Development Kit |
| HDK➣Hypertext Development Kit (Windows) |
| HDK➣High-Dose Ketoconazole |
| HDK➣Heidelberg Kolleg (German: Heidelberg College; Heidelberg, Germany) |
| HDK➣Hard Drive Killer (computers) |
| HDK➣Hunde Des Krieges (gaming guild) |
| HDK➣Hochschulring Deutscher Kajakfahrer (German kayaking club) |
| HDK➣Half Dozen Krackerz (band) |