| Mathematics Achievement Fund | Academic & Science |
| Mass Air Flow | Academic & Science |
| Monthly After The Fact | Accounts and Finance |
| Midland (tx) | Airport Code |
| Math Achievement Fund | Business |
| Mission Asset Fund | Business |
| Municipal Advantage Fund, Inc. | Business |
| Management Accountability Framework | Business Management |
| Music Art and Funk | Community |
| Manufacturers Association of Florida | Community |
| Marciano Art Foundation | Community |
| Michigan AIDS Fund | Community |
| Missionary Aviation Fellowship | Community |
| Middle Age Friends | Community |
| Midwestern Actuarial Forum | Community |
| Midwest Actuarial Forum | Community |
| Mid-Autumn Festival | Community |
| MedicAlert Foundation | Community |
| Mission Aviation Fellowship | Community |
| Meal Assistance For Families | Community |
| Mothers Against Frisbees | Community |
| Maintenance Activation File | Computer Hardware |
| Muhammad Awais The Fury | Computer Technology |
| Microsoft Access Form | Computing |
| Miss Address File | Computing |
| Multicast Address Filter | Computing |
| Multimedia Application Format | Computing |
| Mozilla Archive Format | Computing |
| Mobile Agent Framework | Computing |
| Multiple Access Facility | Computing |
| Mobile Additional Function | Computing |
| Management Application Function | Computing |
| Minimum Audible Field | Computing |
| Mobile Agent Facility | Computing |
| Multiple Authentication Framework | Computing |
| Ms Access Form Shortcut | File Type |
| Molecular Analysis Facility | General |
| Moving Average Filter | General |
| Michigan Accountancy Foundation | General |
| MAF abbreviation Define | General |
| Mazda Automobiles France | General |
| Mercato Autoveicoli Fuoristrada | General |
| Mega Auto Finance | General |
| Markranstadter Automobilfabrik | General |
| Meat After Flying | General |
| Mobile Application Framework | General |
| Mutation Annotation Format | General |
| Morris Animal Foundation | General |
| Move America Forward | General |
| MUSIC ART and FOOD | General |
| Minor Allele Frequency | General |
| Macrophage Activation Factor | General |
| Multiple Alignment Format | General |
| Metabolic Aerobic Function | General |
| Mobile Aerated Floor | General |
| Metrics Analysis Framework | General |
| Methods and Applications in Fluorescence | General |
| Medium Assault Fighter | Governmental |
| Model A Ford | Governmental |
| Many Automotive Fixes | Governmental |
| MANUR | Indian Railway Station |
| Million Acre Feet | Measurement Unit |
| Macrophage Activating Factor | Medical |
| Management Accountancy Framework | Medical |
| Multidimensional Assessment of Fatigue | Medical |
| Maximum Aerobic Function | Medical |
| Mobility Air Forces | Military and Defence |
| Marine Amphibious Force | Military and Defence |
| Move Again Friend | Military and Defence |
| Missile Alert Facility | Military and Defence |
| Master Address File | Networking |
| Mass Air Filter | Physics Related |
| Midland/ Odessa, Texas USA | Regional |
| Managed Add-in Framework | Softwares |
| Manpower Authorization File | Space Science |
| Michoud Assembly Facility | Space Science |
| Mixed Amine Fuel | Space Science |
| Millennium Access Fund | Stock Exchange |
| Manavur | Transport & Travel |
