4 ms·
Apologies, you're right, it's not really covered as it's a bit of a niche industry term. It relates back to the days of coal mines, and the birds being used as
by graystevens 9y ago
Apologies, you're right, it's not really covered as it's a bit of a niche industry term. It relates back to the days of coal mines, and the birds being used as an early warning system - https://en.m.wiktionary.org/wiki/canary_in_a_coal_mine https://en.m.wiktionary.org/wiki/canary_in_a_coal_mine
- SimbaOnSteroids 9y agoI wouldn't call it a niche term, maybe in the context of calling something a canary, but the term canary in a coal mine is a common idiomatic expression in American English, at least in the mid-west.