| Acronym | Definition |
|---|
| FLSD➣Florida Southern District |
| FLSD➣Facilities and Logistics Services Division (US FBI) |
| FLSD➣Fountain Lake School District (Arkansas) |
| FLSD➣Friedman Lurie Singh & D'Angelo (Australian law firm) |
| FLSD➣Friess Lake School District (Hubertus, WI) |
| FLSD➣Frontier Local School District (Ohio) |
| FLSD➣Fisher's Least Significant Difference Test (statistics) |
| FLSD➣Freetown-Lakeville School District (Lakeville, MA) |