miners' canary

Definition from Wiktionary, the free dictionary
Jump to: navigation, search
See also: miner's canary


Wikipedia has an article on:

Alternative forms[edit]


miners' canary (plural miners' 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 terms[edit]