| Abbreviation | Definition |
|---|---|
| AEL | Airborne exposure limit |
| AERS | Automated Election Results System |
| AETA | Animal Enterprise Terrorism Act |
| AF | American Flag |
| AFDB | African Development Bank |
| AFDC | Aid to Families with Dependent Children |
| AFDO | Award Fee Determining Official |
| AFFS | Airborne Fire Fighting System |
| AFGE | American Federation of Government Employees |
| AFI | Adjusted For Inflation |
| AFIA | Assets For Independence Act |
| AFICA | Air Force Installation Contracting Agency |
| AFIS | American Forces Information Service |
| AFIS | Automatic Fingerprint Identification System |
| AFL-CIO | American Federation of Labor and Congress of Industrial Organizations |
| AFLPU | Available For Local Procurement Use |
| AFMC | Air Force Materiel Command |
| AFN | American First Nations |
| AFPS | Authorization For Professional Services |
| AFRC | Air Force Reserve Command |