WOSB
| Acronym | Definition |
|---|---|
| WOSB | Woman-Owned Small Business |
| WOSB | War Office Selection Board (officer cadet selection panel of British Army, circa WWII) |
| WOSB | Working on Something Better (song) |
| WOSB | WakeupOnStandBy (software) |
| WOSB | Weather Observation Site Building |
| WOSB | World Online Sports Bookmakers (UK) |
| WOSB | World Online Sports Bookmakers (website) |