| Abbreviation | Definition |
|---|---|
| WO | With Other |
| WO | Woe On |
| WO | Women Operated |
| WOA | Washington Officials' Association |
| WOA | World Olympians Association |
| WOAC | White Oak Athletic Club |
| WOBA | Western Ontario Badminton Association |
| WOBM | World Of Beast Machines |
| WOBT | Work Out & Bodybuilding In Tayside |
| WODC | Women's One- Design Challenge |
| WODU | Wood Duck |
| WOED | Warriors of Eternal Darkness |
| WOF | Who's On First |
| WOF | Women Of Freestyle |
| WOFF | World Of French Football |
| WOFI | Work Out & Fitness in Ipswich |
| WOFIA | "Wing of Friendship" Inter-Airlines (Table Tennis Tournament) |
| WOFIA | Wings of Friendship Inter-Airlines (Table Tennis Tournament) |
| WOG | World Olympic Gymnastics |
| WOGA | World Olympic Gymnastic Academy |