Captaincy/ˈkæptənsi/ Definition 1 of 2Pro Tip 1/3Team Leadership Focuses on managing a group, often in sports or organizations. With her captaincy, the hockey team became champions. Pro Tip 2/3Authority Responsibility Indicates the captain's role to make decisions and take charge. The captaincy endowed him with the responsibility to lead the crew. Pro Tip 3/3Role Acceptance Used when someone is chosen and agrees to be the captain. She accepted the captaincy of the debate team enthusiastically.