| Acronym | Definition |
|---|
| UAU➣Underwater Archaeology Unit (North Carolina Department of Cultural Resources) |
| UAU➣Uterine Activity Unit (gynecology) |
| UAU➣Universities Athletic Union |
| UAU➣University of Alberta Ultimate (Canada) |
| UAU➣Underwood and Underwood (photography; est. 1880; New York, NY) |
| UAU➣United Activities Unlimited, Inc. (est. 1977; Staten Island, NY) |