| Acronym | Definition |
|---|
| FGSL➣Fallbrook Girls Softball League (Fallbrook, CA) |
| FGSL➣Foothill Girls Softball League (Shingle Springs, CA) |
| FGSL➣Friends of the Great Salt Lake (Utah) |
| FGSL➣Federally Guaranteed Student Loan |
| FGSL➣Focal Glomerular Sclerotic Lesions (pathology) |
| FGSL➣Friends of Good Spirit Lake (Canada) |