| Abbreviation | Definition |
|---|---|
| WAU | WinAmp Unlimited |
| WAVC | Western Area Venture Capitalists |
| WAVC | Western Association of Venture Capitalists |
| WAW | Ward's Auto World |
| WAWA | Woto and Wife Antiques |
| WAWC | Warren A. Wilson & Company |
| WAWGG | Washington Association of Wine Grape Growers |
| WAWS | White Ash Web Source web publishing company |
| WB | Warner Brothers |
| WB | Weidlich Brothers |
| WB | Wess And Bagger |
| WB | Whedon Broadcasting |
| WB | World Of Balance |
| WBA | Warner Brothers Animation |
| WBAC | West Bintan Adventure Cruise |
| WBAC | Western Boreal Aspen Corporation |
| WBAC | Wilderness And Beyond Adventure Corporation |
| WBAC | Women's Business Assistance Center |
| WBAC | Wright Brothers Aeroplane Company |
| WBAM | Whitman, Breed, Abbott, & Morgan, full-service law firm, Greenwich, Connecticut |