definition of
captain

[1] #1 captain n. an officer holding a rank below a major but above a lieutenant. wn

[2] #2 captain n. [skipper] the naval officer in command of a military ship. wn

[3] #3 captain n. [police captain, police chief] a policeman in charge of a precinct. wn

[4] #4 captain n. [master, sea captain, skipper] an officer who is licensed to command a merchant ship. wn

[5] #5 captain n. [chieftain] the leader of a group of people; "a captain of industry". wn