| Acronym | Definition |
|---|
| DCAA | Defense Contract Audit Agency |
| DCAA | Dubai Civil Aviation Authority (Dubai, United Arab Emirates) |
| DCAA | DoD (Department of Defense) Contract Audit Agency (US DoD) |
| DCAA | Dansk Center Vedrørende Alkoholisme Og Andre Afhængighedssygdomme (Danish) |
| DCAA | Derbyshire County Athletic Association (UK) |
| DCAA | Danish Civil Aviation Administration |
| DCAA | Dual Call Auto Answer |
| DCAA | Dissolved Combined Amino Acid |
| DCAA | Derby City Agility Association |
| DCAA | Defense Contract Administration Agency |
| DCAA | Diamond City Auto Attacker (gaming) |
| DCAA | Daily Cardinal Alumni Association, Inc. |