HMBA
| Acronym | Definition |
|---|---|
| HMBA | Hexamethylene Bisacetamide (chemical compound) |
| HMBA | Hoosier Mountain Bike Association (Indiana) |
| HMBA | Hunter Mountain Bike Association (Australia) |
| HMBA | Hotel Motel Brokers of America (now Hotel Brokers International) |
| HMBA | High Molecular Weight Basic Allergen (immunology) |
| HMBA | 3-Hydroxy-2-Methylbutanoic Acid (urinary metabolite) |