Definition of master noun from the Oxford Advanced Learner's Dictionary

      

    master

     noun
    noun
    BrE BrE//ˈmɑːstə(r)//
     
    ; NAmE NAmE//ˈmæstər//
     
    Exams and degrees, People in schools, University people, Making films, Art equipment
     
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    of servants
  1. 1  (old-fashioned) a man who has people working for him, often as servants in his home They lived in fear of their master.
  2. person in control
  3. 2master of something a person who is able to control something She was no longer master of her own future.
  4. skilled person
  5. 3  master (of something) a person who is skilled at something a master of disguise a master of the serve-and-volley game see also past master
  6. dog owner
  7. 4the male owner of a dog The dog saved its master's life. compare mistress
  8. teacher
  9. 5(British English, old-fashioned) a male teacher at a school, especially a private school the physics master compare mistress See related entries: People in schools
  10. university degree
  11. 6  master’s (also master’s degree) a second university degree, or, in Scotland, a first university degree, such as an MA He has a Master's in Business Administration. see also MA, MB, MBA, MSc See related entries: Exams and degrees
  12. 7(also Master) a person who has a master’s degree a Master of Arts/Science See related entries: Exams and degrees, University people
  13. captain of ship
  14. 8the captain of a ship that transports goods
  15. famous painter
  16. 9a famous painter who lived in the past an exhibition of work by the French master, Monet see also old master See related entries: Art equipment
  17. original record/tape/movie
  18. 10(often used as an adjective) a version of a record, tape, film/movie, etc. from which copies are made the master copy See related entries: Making films
  19. title
  20. 11 Master (old-fashioned) a title used when speaking to or about a boy who is too young to be called Mr (also used in front of the name on an envelope, etc.)
  21. 12 Master (in Britain) the title of the head of some schools and university colleges the Master of Wolfson College See related entries: People in schools, University people
  22. 13 Master a title used for speaking to or about some religious teachers or leaders There are many other compounds ending in master. You will find them at their place in the alphabet.
  23. Word Origin Old English mæg(i)ster (later reinforced by Old French maistre), from Latin magister; probably related to magis ‘more’.Extra examples Chaplin, the grand master of physical comedy Fate can be a cruel master. He did a Master’s at Hull University. He wants to be master of his own destiny. He’s a past master at delaying meetings. His father was a wealthy, prominent Virginia slave master. His political masters are all old right-wing politicians. In May I completed my Master’s in business administration. Lorenzo has a Master’s in communications from Boston University. She got her Master’s last year. The director is an unseen puppet master, operating behind the scenes. This portrait is the work of an acknowledged master. This was a time when many nations were trying to shake off their colonial masters. a Master’s in politics corrupt people who would serve any masterIdioms
    be your own master/mistress
     
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    to be free to make your own decisions rather than being told what to do by somebody else
    (usually used in negative sentences) to support two opposing parties, principles, etc. at the same time
See the Oxford Advanced American Dictionary entry: master