Meaning

noun someone acting as an informer or decoy for the police

noun a female singer

noun a moderate yellow with a greenish tinge

originFrom French canarie, from Spanish canario, from the Latin Canariae insulae (“Canary Islands”) (Spanish Islas Canarias); from the largest island Insula Canaria (“Dog Island" or "Canine Island”), named for its dogs, from canārius (“canine”), from canis (“dog”).

Etymology from Wiktionary, CC BY-SA 3.0