| Acronym | Definition |
|---|
| HAF➣Hellenic Air Force (Greece) |
| HAF➣Horizontal Air Flow (greenhouse circulation) |
| HAF➣Housing Assistance Fund (various locations) |
| HAF➣Horde Application Framework |
| HAF➣High Availability Framework |
| HAF➣Humboldt Area Foundation (Bayside, CA) |
| HAF➣Hindu American Foundation (Kensington, MD) |
| HAF➣Historic Albany Foundation (Albany, NY) |
| HAF➣Headquarters Air Force |
| HAF➣Hitachi Accelerated Flash (flash storage) |
| HAF➣High Abrasion Furnace (type of carbon black) |
| HAF➣High Atlas Foundation (New York, NY) |
| HAF➣Huachangfeng Equipment, Inc. (China) |
| HAF➣Heartland Arts Fund (now Arts Midwest's Performing Arts Fund; various locations) |
| HAF➣Hokkaido Arts Foundation (Hokkaido, Japan) |
| HAF➣Husligt Arbejder Forbund (Danish trade union) |
| HAF➣High-Order Ambiguity Function |
| HAF➣Halogen Acid Furnace |
| HAF➣Human Chorionic Gonadotropin Associated Factor |
| HAF➣Hologram Auto Focus |
| HAF➣Helicopter Assault Force |
| HAF➣Hospice Angel Flight |
| HAF➣High Altitude Fluorescence |