miners' canary
See also: miner's canary
English
Alternative forms
- canary in a coal mine
- miner's canary
Noun
miners' canary (plural miners' canaries)
- A caged bird kept caged in mines because its demise provided a warning of dangerous levels of toxic gases.
- (idiomatic) Any thing, especially an organism, whose demise or distress provides an early warning of danger.
Related terms
- climate canary