| Acronym | Definition |
|---|
| WASA➣Water And Sewer Authority |
| WASA➣Wireless Algorithms, Systems and Applications (International Conference) |
| WASA➣Washington Association of School Administrators |
| WASA➣We Are So Awesome (gaming) |
| WASA➣Wax Anti-Settling Additive |
| WASA➣Welsh Amateur Swimming Association |
| WASA➣Wank Adams Slavin Associates LLP |
| WASA➣Wisconsin Agri-Service Association |
| WASA➣Wide Angle Shower Apparatus |
| WASA➣Western Atlantic Shorebird Association |
| WASA➣Western Action Shootists Association |
| WASA➣Wealthy Adaptative Search Algorithm |
| WASA➣Western Australian Swimming Association |
| WASA➣Western Alternative Sports Association |
| WASA➣Western Amputee Support Alliance |
| WASA➣Water & Sanitation Agency (Lahore, Pakistan) |
| WASA➣West Alabama Soccer Association |
| WASA➣Wyoming Association of School Administrators |
| WASA➣West African Science Association |
| WASA➣Wisconsin Adult Soccer Association |
| WASA➣Western Australian Soccer Association |
| WASA➣Women's Anthropological Society of America |
| WASA➣Weapons And Storage Area |
| WASA➣World Authority for Spatial Affairs |