| Acronym | Definition |
|---|
| HHBT➣Hackney Historic Buildings Trust (UK) |
| HHBT➣Hankyu Hanshin Business Travel (Japan) |
| HHBT➣Hilton Head Beach and Tennis Resort (South Carolina) |
| HHBT➣Higashi Honganji Buddhist Temple (Los Angeles, CA) |
| HHBT➣High Humidity Biased Test (semiconductor component reliability test) |