HAST
| Acronym | Definition |
|---|---|
| HAST | Hawaii-Aleutian Standard Time |
| HAST | Hyper Amorphous Silicon Tft |
| HAST | Highly Accelerated Stress Test |
| HAST | Highly Available Storage |
| HAST | High Altitude Supersonic Target |
| HAST | Hyper Amorphous Silicon TFT (LCD) |
| HAST | Humanitarian Assistance Survey Team |
| HAST | Hank Aaron State Trail (Wisconsin Department of Natural Resources) |
| HAST | Head and Shoulders Top (stock trading strategy) |