U.S.S.R.
1.
Union of Soviet Socialist Republics.
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- U.S.S.S.
1. United States Steamship.
- Ussuri
noun 1. a river in E Asia, forming part of the boundary between E Manchuria and the SE Russian Federation in Asia, flowing N to the Amur River. 500 miles (805 km) long. noun 1. a river in E central Asia, flowing north, forming part of the Chinese border with Russia, to the Amur River. […]
- Ussuriisk
noun 1. a city in the SE Russian Federation in Asia.
- Ust
UST underground storage tank
- USTA
1. United States Trademark Association. USTA 1. United States Telephone Association 2. United States Tennis Association