Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • abbreviation United States Army
  • abbreviation United States of America

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The ISO 3166-1 three-letter (alpha-3) code for the United States of America.
  • proper noun Initialism of United States of America.
  • proper noun US, military, slang Initialism of United States Army.

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