1) a person in charge of an auction (auctioneer)

2) a person in charge of a building's cleaning, repairs etc (caretaker)

3) an elderly person (usually a woman) in charge of a girl or young unmarried woman (chaperon)

4) an officer in charge of a military operation (commander)

5) an official in charge of a museum or art gallery (curator)

6) the government department in charge of public money (exchequer)

7) a person in charge of horses; to clean the fur and skin (groom)

8) a person in charge of a library (librarian)

9) a woman who manages the nursing staff of a hospital; a woman in charge of domestic affairs in a school, old people's home etc (matron)

10) (church of England) a clergyman in charge of a parish; a head of certain universities, colleges or religious institutions (rector)