2U stands for:

  • 2U (band), participants for Norway in the Junior Euro Vision Song Contest 2003
  • Adler favorite 2U, type a passenger car of 1929
  • Atlasjet, former IATA code (now KK), Turkish airline
  • Karat (Airline ), former IATA code (now V2), Russian airline
  • Sun d'Or, IATA code Israeli airline
  • A training equipment for artillery systems, see GRAY Index # 2 - artillery and missile systems of land forces
  • Disambiguation
  • Abbreviation