canary adj : having the color of a canary; a light to moderate yellow [syn: canary-yellow] (noun)
1: someone acting as an informer or decoy for the police [syn: fink, snitch, snitcher, stoolpigeon, stoolie, sneak, sneaker]
2: a female singer
3: a moderate yellow with a greenish tinge [syn: canary yellow]
4: any of several small Old World finches [syn: canary bird]