Anyone on a seniority roster underneath you. When the "canary" (the employee) "drops" (gets laid off) you know it's time to makealternative arrangements.
Mike canary is the brother of a kingpin hiding away up in his lair on the hill. Known for his zesty remarks and dog poo inside, He is also well known for the classic “do the roar” line in ‘Shrek Forever After’ (2010)