| Acronym | Definition |
|---|
| ALF | Animal Liberation Front |
| ALF | Assisted Living Facility |
| ALF | American Liver Foundation |
| ALF | Alien Life Form |
| ALF | Acute Liver Failure |
| ALF | Application Level Framing |
| ALF | Arab Liberation Front |
| ALF | Application Lifecycle Framework |
| ALF | Association of Libertarian Feminists |
| ALF | American Legacy Foundation |
| ALF | American Leadership Forum (various locations) |
| ALF | Avenir de la Langue Française (French: Future of the French Language) |
| ALF | Association des Ludothèques Françaises (French: French Toy Library Association) |
| ALF | Adult Living Facility |
| ALF | Africa Leadership Forum (Nigeria) |
| ALF | Allocation de Logement à Caractère Familial |
| ALF | Anna Lindh Euro-Mediterranean Foundation for the Dialogue Between Cultures (Euro-Mediterranean organization) |
| ALF | Algebraic Logic Functional (programming language) |
| ALF | Advanced Library Format |
| ALF | Auxiliary Landing Field |
| ALF | American LaFrance LLC (Summerville, SC firetruck manufacturer) |
| ALF | Alfonsinos (FAO fish species code) |
| ALF | Airlift Flight |
| ALF | Accessible Low Floor (busses) |
| ALF | Autumn Leaf Festival |
| ALF | American Liberation Front |
| ALF | Alta, Norway - Elvebakken (Airport Code) |
| ALF | Accelerated Load Facility |
| ALF | Average Load Factor |
| ALF | Automatic Login Facility |
| ALF | Absorption Limiting Frequency |
| ALF | American Liberty Foundation |
| ALF | Art of Living Foundation (Bangalore, India) |
| ALF | Airborne Laser Fluorosensor (offshore petroleum industry, environmental protection) |
| ALF | A Lame Frontend |
| ALF | Adaptive Lattice Filter |
| ALF | Abha Light Foundation (Kenya) |
| ALF | American Legal Foundation |
| ALF | Aft Looking Forward |
| ALF | About Life & Faith (Christianity) |
| ALF | Advanced List Format |
| ALF | Alert Log File |
| ALF | Aerospace Legacy Foundation (Downey, CA) |
| ALF | Annual Licensing Fee |
| ALF | Argonne Load Flow (Model) |
| ALF | Alfalfa Lawn Farm |
| ALF | Air-Land Force |
| ALF | Automatic Letter Facer (mechanised letter sorting; Royal Mail - Postal Authority for the United Kingdom) |
| ALF | air lift forces |
| ALF | Ambassador Lapel Flag |
| ALF | Acquisition Logistics, and Fulfillment |
| ALF | A Lotta Firetrucks (General Services Administration fire truck sales program) |
| ALF | Arithmetic and Log Function (Nortel) |
| ALF | Application Load Facility |