| Acronym | Definition |
|---|
| AHHA | American Holistic Health Association (Anaheim, California) |
| AHHA | Australian Healthcare and Hospitals Association (formerly Australian Healthcare Association) |
| AHHA | American Holsteiner Horse Association |
| AHHA | Arizona Hospital and Healthcare Association (also seen as AzHHA) |
| AHHA | Australian Hotels & Hospitality Association, Inc. |
| AHHA | AIDS/HIV Health Alternatives |
| AHHA | Areas of High Human Activities |
| AHHA | Anahola Hawaiian Homes Association |
| AHHA | Alleghany Highlands Housing Alliance (Covington, VA) |
| AHHA | Auburn Hills Homeowners Association (Kansas City, KS) |