USAR
| Acronym | Definition |
|---|---|
| USAR | Urban Search And Rescue |
| USAR | United States Army Reserve |
| USAR | USS Arizona Memorial (US National Park Service) |
| USAR | United Speed Alliance Racing |
| USAR | Uniform System of Accounts for Restaurants |
| USAR | Updated Safety Analysis Report |
| USAR | UAV System Airworthiness Requirements (French DGA) |