| USAF |
abbreviation of "United States Air Force." |
| usage |
the way or amount of using or treating something, or the acts of using something viewed collectively. [3 definitions] |
| USCIS |
an abbreviation for "United States Citizenship and Immigration Services." The USCIS is the government department that deals with people who have moved to the United States and with people who want to become citizens of the United States. |
| USDA |
abbreviation of "United States Department of Agriculture." |
| use |
to bring into service; employ, esp. habitually. [12 definitions] |
| useable |
combined form of use. |
| used |
previously owned; secondhand. [2 definitions] |
| used to |
functioning as an auxiliary verb followed by the infinitive marker "to," used to describe an action or state that existed in the past but does not happen or exist now. [2 definitions] |
| useful |
able to be used, esp. in a helpful, practical, or effective way. |
| useless |
serving no beneficial or practical purpose. [2 definitions] |
| user |
one that uses. [3 definitions] |
| user-friendly |
easy to use, as a computer or computer application. |
| user-generated |
of or relating to content on a website that is freely contributed by people who use the site. |
| user ID |
in computing, a name, usually an alphanumeric string of characters, that allows a user to gain access to a computer system or network with multiple users. A user ID, also called a "username," is used in conjunction with a password. |
| username |
in computing, a name, usually an alphanumeric string of characters, that allows a user to gain access to a computer system or network with multiple users. A username, also called a "user ID," is used in conjunction with a password. |
| use up |
to completely consume or exhaust; finish. |
| usher |
one who escorts people to their seats in a church, theater, stadium, or the like. [6 definitions] |
| usherette |
a female usher, as in a theater. |
| USIA |
abbreviation of "United States Information Agency." |
| USIS |
abbreviation of "United States Information Service." |
| USMC |
abbreviation of "United States Marine Corps." |