ALL meanings of chief operating officer
chief op·er·at·ing of·fi·cer
C c - noun chief operating officer the executive in charge of day-to-day operations in an organization 3
- noun chief operating officer executive in charge 1
- noun chief operating officer (business) A corporate officer of a corporation, company, or agency, responsible for executing decisions of the chief executive officer (CEO) according to their decided schedule; often initialised as COO. 0