| Acronym | Definition |
|---|
| YAF➣Yet Another Forum.net (software) |
| YAF➣Yokohama Arts Foundation (Japan) |
| YAF➣Young America's Foundation |
| YAF➣Youth and Family (various locations) |
| YAF➣Young Americans for Freedom (political organization formed in 1960s) |
| YAF➣Young Arbitrators Forum (International Chamber of Commerce) |
| YAF➣Young Architects Forum |
| YAF➣Young Adult Fiction (publishing and library science) |
| YAF➣Young Adult Friends (conference) |
| YAF➣Yankee Air Force |
| YAF➣Yet Another Frag (gaming clan) |
| YAF➣Yet Another Flow Sensor |
| YAF➣You Are Forgiven |
| YAF➣Yunnan America Foundation |
| YAF➣Youth Aqua Fit |
| YAF➣Yuktobanian Air Force (Ace Combat) |
| YAF➣Young Attractive Female |