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AAR

The English word “AAR” has 9 meanings listed here.

noun

  1. Aircraft accident report.
  2. after-action report; after-action review.

proper noun

  1. Axis2 ARchive file (extension .aar)
  2. Air America Radio
  3. All-American Rejects
  4. American Academy of Religion
  5. Association of American Railroads

prepositional phrase

  1. At any rate.
  2. against all risks.
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