AHU
| Acronym | Definition |
|---|---|
| AHU | Air Handling Unit |
| AHU | Adobe Huesat File |
| AHU | Arquivo Histórico Ultramarino (Portuguese: Overseas Historical Archive; Lisbon, Portugal) |
| AHU | Administrasi Hukum Umum (Indonesian: General Legal Administration) |
| AHU | Air Heating Unit |
| AHU | American Heart University (American Heart Association) |
| AHU | Army Health Unit |