| Acronym | Definition |
|---|
| WCLL➣Western Collegiate Lacrosse League |
| WCLL➣West Central Lacrosse League (British Columbia, Canada) |
| WCLL➣Wisconsin Conservatory of Lifelong Learning (Milwaukee, WI) |
| WCLL➣Water-Cooled Lithium Lead (nuclear energy) |
| WCLL➣Wolf Creek Little League (Oregon) |
| WCLL➣Wisconsin Chicago Link, Ltd. (railway transportation company) |