| Acronym | Definition |
|---|
| WBA | West Bromwich Albion (English Soccer Club) |
| WBA | World Boxing Association |
| WBA | Wireless Broadband Access (Sprint) |
| WBA | Wallonie-Bruxelles Architectures (Belgium) |
| WBA | Windows Based Application |
| WBA | Web Based Applications |
| WBA | Web Based Authoring |
| WBA | Wireless Broadband Access |
| WBA | Web Based Activity |
| WBA | Wireless Broadband Alliance |
| WBA | Wisconsin Bankers Association (est. 1892) |
| WBA | Weekly Benefit Amount |
| WBA | Wisconsin Broadcasters Association (Madison, WI) |
| WBA | Washington Bankers Association (est. 1889) |
| WBA | Water Based Adhesive (various companies) |
| WBA | Wide Band Amplifier |
| WBA | Western Band Association |
| WBA | Wichita Bar Association (Kansas) |
| WBA | Web Browser Application (software) |
| WBA | Wilmette Baseball Association (Illinois) |
| WBA | Workflow-Based Approach |
| WBA | Wine Blog Association (resource) |
| WBA | World Biodiversity Association |
| WBA | World Boomerang Association |
| WBA | Welsh Beekeepers' Association (UK; usually seen as WBKA) |
| WBA | Western Business Attire |
| WBA | Wesleyan Beekeepers Association |
| WBA | Westinghouse Brake & Signal (Australia) |
| WBA | World Bocce Association |
| WBA | Workload-Based Analysis |
| WBA | World Buffalo Association Limited Agricultural Association (Miami, Florida) |
| WBA | Wallonia Bruges Army (Belgium) |