| Acronym | Definition |
|---|
| MAFF | Ministry of Agriculture, Forestry and Fisheries (Japan) |
| MAFF | Minister for Agriculture, Fisheries and Forestry (Australia) |
| MAFF | Master Analyst in Financial Forensics |
| MAFF | Ministry of Agriculture, Food and Fisheries (Barbados) |
| MAFF | Ministry of Agriculture, Fisheries & Food (UK, Canada) |
| MAFF | Modular Airborne Firefighting System (USFS) |
| MAFF | Munich Accelerator for Fission Fragments (physics; Maier-Leibnitz-Laboratory; Munich, Germany) |
| MAFF | Media Art Festival Friesland (Netherlands) |
| MAFF | Mid-Atlantic Fireworks Festival |