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definitions

active shooter

[ ak-tiv shoo-ter ]
/ ˈæk tɪv ˈʃu tər /

noun

a person who is presently using a gun to shoot people in a confined and populated area.

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Nearby words

  1. active principle,
  2. active reason,
  3. active repressor,
  4. active safety,
  5. active service,
  6. active site,
  7. active splint,
  8. active sun,
  9. active transport,
  10. active vocabulary

Origin of active shooter

First recorded in 1965–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019