| Acronym | Definition |
|---|
| MFL | Magnetic Flux Leakage |
| MFL | Modern Foreign Language |
| MFL | My Fair Lady (play and movie) |
| MFL | Midwest Fight League |
| MFL | Medium Flood (stage lighting) |
| MFL | Minimum Flows and Levels (ground water) |
| MFL | Myfantasyleague.com (fantasy football management) |
| MFL | Manitoba Federation of Labour |
| MFL | Maximum Foreseeable Loss (insurance, especially property) |
| MFL | Magazines for Libraries (Serials Solutions) |
| MFL | Myfunlife |
| MFL | Market Frankford Line (Philadelphia subway) |
| MFL | Managed Forest Land |
| MFL | My Forever Love |
| MFL | Marudai Food Co., Ltd. (Japan) |
| MFL | Miami-Ft. Lauderdale (Florida) |
| MFL | Movimento Fascismo e Libertà (Italian neo-fascist party) |
| MFL | Movimento Fascismo e Libertà |
| MFL | Microsystems Fabrication Laboratory (US NASA) |
| MFL | Multi-Family Lending (Washington Mutual) |
| MFL | Male Flare (air conditioning fittings and adapters) |
| MFL | Manpower Forecasting and Leveling (project management) |
| MFL | Much Family Love |
| MFL | Madden Football League (gaming) |
| MFL | Maintenance Fault List |
| MFL | Master Force List (JDS) |
| MFL | Minimum Frame Length |
| MFL | Marine Forces Atlantic (formerly MARFORLANT) |
| MFL | Mine for Life |
| MFL | Multiple-Folded Laser |
| MFL | Major Force List (JOPS) |
| MFL | Magnetic Force Line |
| MFL | Maintain Flight Level |
| MFL | Missile Fault Locator (Titan II system) |
| MFL | Main Frame Linux (Linux image executing on an IBM Enterprise Server Mainframe) |
| MFL | Maggot for Life |