USAS

USAS or Usas may refer to:

• Uṣas or Ushas, a Hindu goddess
• Uşas, a platform game for the MSX 2
• USAS (Outer Limits), a space organization in a series of Outer Limits episodes
• USAS, the ship prefix for "United States Army Ship"
• USAS (application), a set of applications used by the airline, transportation, and hospitality industries
• United States Air Service, a precursor to the United States Air Force
• United States Antarctic Service, a former name of the United States Antarctic Program
• United Students Against Sweatshops, a United States student organization for worker rights
• USAS-12, an automatic shotgun