miner's canary

EnglishEdit

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NounEdit

miner's canary (plural miner's canaries)

  1. A caged bird kept caged in mines because its demise provided a warning of dangerous levels of toxic gases.
  2. (idiomatic) Any thing, especially an organism, whose demise or distress provides an early warning of danger.

Related termsEdit

Last modified on 20 June 2013, at 15:20