| Acronym | Definition |
|---|
| WSSA➣Weed Science Society of America |
| WSSA➣World Sport Stacking Association (Highlands Ranch, CO) |
| WSSA➣Western Social Science Association |
| WSSA➣Weapon(s) System Support Activity |
| WSSA➣Washington State Soccer Association |
| WSSA➣Washington State Snowmobile Association |
| WSSA➣Women's Studies Student Association |
| WSSA➣Wine and Spirits Shippers Association |
| WSSA➣Water and Sanitation Services South Africa |
| WSSA➣Wyoming State Snowmobile Association |
| WSSA➣Watercolour Society of South Africa |
| WSSA➣Water Supply and Sewerage Authority |
| WSSA➣Washington State Society of Anesthesiologists |
| WSSA➣Weavers and Spinners Society of Austin (Texas) |
| WSSA➣Wyoming State Shooting Association (Lander, WY) |
| WSSA➣Wyoming State Soccer Association |
| WSSA➣Welsh Secondary Schools Association |
| WSSA➣Washington State Securities Act |
| WSSA➣White Sands Soaring Association (Alamogordo, New Mexico) |
| WSSA➣Wisconsin Social Services Association |
| WSSA➣Winter School on Semantics and Applications |
| WSSA➣West Shore Sportsmen's Association |
| WSSA➣World Sand Sculptors Association |
| WSSA➣West Sound Sailing Association |
| WSSA➣Western Subtropical South Atlantic |
| WSSA➣Web Support for Simulation and Animation |
| WSSA➣Wholesale Systems Security Administration |
| WSSA➣Washington State Sheriff’s Association |
| WSSA➣Workshop on System/Software Architectures |
| WSSA➣Web Security Services Agent |
| WSSA➣Washington Self-Storage Association |
| WSSA➣Weapons Software Support Activity |
| WSSA➣Whole Ship Shock Analysis |
| WSSA➣Worcestershire Support Services Agency (UK) |
| WSSA➣Washington Skeet Shooting Association |
| WSSA➣Water-Soluble Somatic Antigen |
| WSSA➣Western Stock Show Association |
| WSSA➣Water-Stable Soil Aggregate |
| WSSA➣Winston-Salem Symphony Association, Inc. (North Carolina) |
| WSSA➣Western State Symposium Association |
| WSSA➣Warrnambool Sporting Shooters Association |
| WSSA➣Women and Gender Studies Student Association |
| WSSA➣Wirtschaftskammer Schweiz-Süd-Afrika |