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



    BrE BrE//den//
    ; NAmE NAmE//den//
    Animal homes, Immoral
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  1. 1the hidden home of some types of wild animal a bear’s/lion’s den See related entries: Animal homes
  2. 2(disapproving) a place where people meet in secret, especially for some illegal or immoral activity a den of thieves a drinking/gambling den He thought of New York as a den of iniquity. See related entries: Immoral
  3. 3 (North American English) a room in a house where people go to relax, watch television, etc.
  4. 4 (old-fashioned, British English, informal) a room in a house where a person can work or study without being disturbed He would often retire to his den.
  5. 5a secret place, often made roughly with walls and a roof, where children play They made themselves a den in the woods.
  6. Word OriginOld English denn, of Germanic origin; related to German Tenne ‘threshing floor’, also to dene ‘vale’.Idioms a difficult situation in which you have to face a person or people who are unfriendly or aggressive towards you
    to beard the lion in his den
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    to go to see an important or powerful person to tell them that you disagree with them, that you want something, etc.
See the Oxford Advanced American Dictionary entry: den