| US | |
| abbr. auto. | under size; under steer; underselling |
| abbr. insur. | life information service |
| abbr. mil., air.def. | User segment |
| USERS | |
| abbr. space | Unmanned Space Experiment Recovery System |
| User | |
| comp. abbr. | U |
| Users | |
| comp. abbr. | U |
|
Common Part : 6 phrases in 3 subjects |
| Abbreviation | 2 |
| Information technology | 2 |
| Military | 2 |