HBSA
| Acronym | Definition |
|---|---|
| HBSA | Harvard Business School Association |
| HBSA | Historical Breechloading Smallarms Association (UK) |
| HBSA | Hispanic Business Students Association |
| HBSA | Haas Business School Association |
| HBSA | Human Bifid Sorbitol Agar |
| HBSA | Home Business Success Academy |