| Acronym | Definition |
|---|
| HDB➣Housing Development Board (Singapore government agency) |
| HDB➣High Level Data Base |
| HDB➣Hybrid Data Base |
| HDB➣Hydro Dynamic Bearing |
| HDB➣Host Data Base |
| HDB➣Heterogeneous Data Base |
| HDB➣High Definition Bass |
| HDB➣Historical Data Base |
| HDB➣Handling Data Base |
| HDB➣High Density Binary |
| HDB➣High Density Bipolar |
| HDB➣Home Data Base |
| HDB➣Heidelberg, Germany (Airport Code) |
| HDB➣High-Dose Bolus |
| HDB➣Hydrostatic Design Basis |
| HDB➣Helen Delich Bentley (University of Baltimore, MD) |
| HDB➣Hardware Development Board (computer hardware) |
| HDB➣High Density Bipolar (AT&T) |
| HDB➣Hot Dogs and Buns (competitive eating) |
| HDB➣Historic District Board (various locations) |
| HDB➣Hard Database |
| HDB➣Hull Distribution Box |
| HDB➣Home Defense Brigade |
| HDB➣Hollow Dielectric Beamguide |
| HDB➣High Density Bay (Nortel) |
| HDB➣Huygens Data Base (US NASA) |
| HDB➣Horizontal Double Break (electrical current isolator) |