| Acronym | Definition |
|---|
| WSBA | Washington State Bar Association |
| WSBA | Web Services Business Activity |
| WSBA | Washington State Bicycle Association |
| WSBA | Wyoming School Boards Association |
| WSBA | Western States Bankcard Association |
| WSBA | Washington State Biomedical Association |
| WSBA | Web Site Banner Advertising Digest |
| WSBA | Washington State Beekeepers Association (also seen as WASBA) |
| WSBA | Wisconsin Scale Boating Association |
| WSBA | Washburn Student Bar Association |
| WSBA | West Sound Beekeepers Association |
| WSBA | West Sound Beekeepers Association (Washington State) |
| WSBA | Women's Semi-Pro Basketball Alliance |
| WSBA | West Stand Barmy Army (Doncaster Rovers) |