| USR | unheated serum reagm test | 不加热血清反应素试验 |
| USR | United States Reserves | 美国储备 |
| USR | Unix System Resources | Unix系统资源 |
| USR | Unit Status Report | 机组状态报告 |
| USR | U.S. Robotics | 美国机器人 |
| USR | Urban Search and Rescue | 城市搜救 |
| USR | Universal Space Rectangular | 通用空间矩形 |
| USR | United Sniper Regiment | 联合狙击团 |
| USR | Up Stage Right | 右上舞台 |
| USR | Uniform Settlement Rule | 统一结算规则 |
| USR | Uniunii Studentilor Din România (Romania) | Uniunii Studentilor Din România (Romania) |
| USR | Upper Sugar River | Sugar河上游 |
| USR | Upper Saddle River (New Jersey) | 上萨德尔河（新泽西州） |
| USR | User database ( Procomm Plus - Turbo C++ tour) | 用户数据库(Procomm加-涡轮c++旅游) |
| USR | Universities Statistical Record | 大学统计记录 |
| USR | Unsatisfactory Service Report | 不满意服务报告 |
| USR | USRobotics | 美国机器人 |
| USR | Unit Safety Representative | 机组安全代表 |
| USR | Upstream Ready | 上游就绪 |
| USR | Unix System Resource | Unix系统资源 |
| USR | unheated serum reagin(test) | 未加热血清反应蛋白（试验） |