| Acronym | Definition |
|---|
| FLR➣Floor |
| FLR➣Federal Law Reports (Australia) |
| FLR➣Fat Loss Revealed (weight loss system) |
| FLR➣Florence, Italy (Airport Code) |
| FLR➣Family Law Rules (court procedure) |
| FLR➣Filter, Lubricator, Regulator (various companies) |
| FLR➣Family Life Radio (Christian radio; Tucson, AZ) |
| FLR➣Flare |
| FLR➣Field Line Resonance |
| FLR➣Fixed Length Record |
| FLR➣Finger Lickin' Records (UK) |
| FLR➣Florida Lambda Rail |
| FLR➣Forward-Looking Radar |
| FLR➣Forest Land Reserve |
| FLR➣Flexiblelom Rack |
| FLR➣Front des Lesbiennes Radicales (French: Radical Lesbian Front) |
| FLR➣Female Led Relationship |
| FLR➣First Level Resolution |
| FLR➣Finite Larmour Radius (plasma physics) |
| FLR➣Force of Lower Readiness |
| FLR➣Flight Line Reference |
| FLR➣Fairly Large Rock (astronomy) |
| FLR➣Formal Lab Report |
| FLR➣Field Level Repair(able) |
| FLR➣Food Labelling Regulation (UK) |