| MFF | Magellan Flagship Fund 
| Others |
| MFF | Magic Flat File
| Others |
| MFF | Maine Family Farms
| Others |
| MFF | Male Female Female
| Others |
| MFF | Manchester Film Fest
| Others |
| MFF | Mangroves for the Future
| Others |
| MFF | Mark Fisher Fitness
| Others |
| MFF | Market Forces Factor
| Others |
| MFF | Marvel Future Fight
| Others |
| MFF | Matching Familiar Figure
| Others |
| MFF | Matematicko Fyzikalni Fakulta
| Others |
| MFF | Mazda Fan Festa
| Others |
| MFF | MDM (Manipulator Deployment Mechanism) Flight Forward
| Others |
| MFF | MDM Flight Forward
| Others |
| MFF | Media and File Features
| Others |
| MFF | Medieval Feminist Forum
| Others |
| MFF | Metal Fume Fever
| Others |
| MFF | Metro Friendship Foundation
| Others |
| MFF | Metroplex Flag Football
| Others |
| MFF | Michigan Fitness Foundation
| Others |
| MFF | Micro Form Factor
| Others |
| MFF | Microsoft Fakes Framework
| Others |
| MFF | MIDI File Format
| Others |
| MFF | Midwest FurFest
| Others |
| MFF | Miles From Factory
| Others |
| MFF | Military Free Fall
| Others |
| MFF | Milken Family Foundation
| Others |
| MFF | Milken Family Foundation's
| Others |
| MFF | Mini For Facebook
| Others |
| MFF | Minnesota Fast Freeze
| Others |
| MFF | Minnesota Fieros Forever
| Others |
| MFF | Minnesota Freedom Fund
| Others |
| MFF | Mitochondrial fission factor
| Others |
| MFF | Mixed Fleet Flying
| Others |
| MFF | Mixed Format Filter
| Others |
| MFF | Mobile Field Force
| Others |
| MFF | Mobile Food Facilities
| Others |
| MFF | Molecular Force Factors
| Others |
| MFF | Mom Friends Forever
| Others |
| MFF | Monkey Freedom Fighters
| Others |
| MFF | Montclair Film Festival
| Others |
| MFF | Moose Followers Federation
| Others |
| MFF | Morgridge Family Foundation
| Others |
| MFF | Mr Flower Fantastic
| Others |
| MFF | Mrs Fields Franchising
| Others |
| MFF | Muestra Final Fraternidad
| Others |
| MFF | Multiannual Financial Framework
| Others |
| MFF | Multitranche Financing Facility
| Others |
| MFF | Music For Freaks
| Others |
| MFF | Mutltitranche Financing Facility
| Others |
| MFF | My F***ing Farm
| Others |
| MFF | My Friend Flicka
| Others |
| MFF | Mycosis Fungoides Foundation
| Others |