USG
USG is the abbreviation for:
- Union of Superiors General , Unione Superiori Generali
- Maintenance Security Act (Germany)
- Environmental Protection Act (Switzerland)
- undoped silicate glass in semiconductor technology
- United States Government , see Federal Government (United States)
- University System of Georgia
- United States Gallon (unit of space)
- United States Gypsum (building materials manufacturer)
- lower ankle joint in anatomy