| Acronym | Definition |
|---|
| UDA | Upper Deck Authenticated (memorabilia) |
| UDA | Universal Data Access (Microsoft) |
| UDA | Unified Driver Architecture (Nvidia) |
| UDA | Universal Dance Association |
| UDA | Urban Development Agency (various locations) |
| UDA | Ulster Defence Association |
| UDA | Union des Annonceurs (French: Union of Advertisers; France) |
| UDA | Union Des Artistes (Québec) |
| UDA | Union Deportiva Almería (Spanish football team) |
| UDA | Universal Driver Audio |
| UDA | Unified Driver Architecture |
| UDA | Universal Dial Access |
| UDA | Usual Disclaimers Apply |
| UDA | Universal Data Access |
| UDA | Upnp Device Architecture |
| UDA | Unified Device Architecture |
| UDA | User Defined Applications |
| UDA | User Data Area |
| UDA | Urban Development Authority |
| UDA | United Democratic Alliance |
| UDA | User Developed Application (software) |
| UDA | User-Defined Attribute |
| UDA | Undocumented Alien (US Border Patrol) |
| UDA | Université des Ainés (French: University of Elders; Belgium) |
| UDA | Université d'Auvergne (French: University of Auvergne; France) |
| UDA | Unit of Dental Activity |
| UDA | Undivided Attention |
| UDA | User-Defined Assessment (software) |
| UDA | Urgent Deployment Acquisition (US DoD) |
| UDA | User-Defined Application |
| UDA | Utah Department of Agriculture |
| UDA | Union Drive Association (Iowa State University residence hall group) |
| UDA | Unfair Dismissals Act |
| UDA | User Definable Assembler |
| UDA | Upper Dog Auxiliary |