| Abbreviation | Definition |
|---|---|
| WSSL | Western Slope State League |
| WSSL | Western Suburban Soccer League |
| WSSR | World Sailing Speed Record |
| WSSRC | World Sailing Speed Record Committee |
| WSSRC | World Sailing Speed Record Council |
| WST | World Super Tour |
| WSTC | Washington Ski Touring Club |
| WSTC | Washtenaw Ski Touring Club |
| WSTF | Western States Trail Foundation |
| WSTL | WestSide Tennis League |
| WSUSA | Wheelchair Sports, United States of America |
| WSW | Women's Soccer World |
| WSWA | Washington State Wiffleball Association |
| WSWA | Washington State Wrestling Association |
| WSWL | Western Suburban Wrestling League |
| WSX | World Soccer Exchange |
| WSYC | Wirral Sand Yacht Club |
| WSYC | World Sea Yachting Club |
| WSYL | Washington State Youth Soccer League |
| WSYL | West Surrey Youth League |