English

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Etymology

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From their blue uniforms.

Pronunciation

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Noun

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boy in blue (plural boys in blue)

  1. (UK, US, slang, chiefly in the plural) A policeman.
  2. (UK, air force slang, dated) A member of the air force.
    Synonym: blue job
    • 2006, David W. Clark, Joe's Letters, page 38:
      Air force personnel used to distinguish airmen (blue jobs or boys in blue) from army personnel (brown jobs or boys in brown).

Synonyms

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