1.
having the color of a canary; of a light to moderate yellow
'canary' - used as a noun
2.
someone acting as an informer or decoy for the police
3.
a female singer
4.
a moderate yellow with a greenish tinge
5.
any of several small Old World finches
Every year, surgical tools are left in approximately 1,500 patients in the USA. Fatter patients are more prone to having a surgical tool left inside of them due to the additional amount of space in their bodies.