GBR

GBR can refer to

•  United Kingdom of Great Britain and Northern Ireland
  • The ISO 3166-1 3-letter abbreviation for the United Kingdom
  • The International Olympic Committee (IOC) country code for Great Britain and Northern Ireland

• GBR (KGBR) – Walter J. Koladza Airport – Great Barrington, Massachusetts, United States
• Germinated brown rice - Hatsuga genmai

• GbR (Gesellschaft bürgerlichen Rechts), a Partnership Agreement under the German Civil Code
• Global Blood Resources, a company that invented and markets the Hemobag
• Great Barrier Reef in Australia
• guided bone regeneration procedure in dentistry and medicine

Also:

• "Go Big Red", referring to the Nebraska Cornhuskers

References