USAE
| Acronym | Definition |
|---|---|
| USAE | Ursuline Society and Academy of Education |
| USAE | Unione Sindacati Autonomi Europei (Italian: European Union of Autonomous Trade Unions; Rome, Italy) |
| USAE | Ultrasound-Stimulated Acoustic Emission |
| USAE | United States Army Engineer |
| USAE | United States of America Equestrian (horse show organization, formerly AHSA, now USEF) |
| USAE | US Association Executive |