| Acronym | Definition |
|---|
| WBSA➣Wider Black Sea Area |
| WBSA➣World Business Strategist Association (est. 1998) |
| WBSA➣Western Boarding Schools Association (preparatory schools) |
| WBSA➣What the Bible Says About |
| WBSA➣Wilton Baseball and Softball Association (est. 1995; Wilton, CT) |
| WBSA➣Warner Bros.-Seven Arts (production company) |