| Acronym | Definition |
|---|
| UAJ➣Universal Audio Jack |
| UAJ➣Utah Association for Justice (American Association for Justice) |
| UAJ➣Union Africaine de Judo (French: African Judo Union) |
| UAJ➣Usugi Association of Japan |
| UAJ➣Ural-Altaische Jahrbücher (German: Ural-Altaic Yearbooks; language journal) |
| UAJ➣Union of Arab Jurists (Iraq) |
| UAJ➣Unattended Jammer |