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

      

    reserve

     noun
    noun
    BrE BrE//rɪˈzɜːv//
     
    ; NAmE NAmE//rɪˈzɜːrv//
     
    Economy, Hobbies, Waste and pollution, Conservation
     
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    supply
  1. 1  [countable, usually plural] a supply of something that is available to be used in the future or when it is needed large oil and gas reserves He discovered unexpected reserves of strength. The company has substantial reserves of capital. reserve funds See related entries: Economy
  2. protected land
  3. 2  (North American English also preserve) [countable] a piece of land that is a protected area for animals, plants, etc. a wildlife reserve see also game reserve, nature reserve See related entries: Hobbies, Waste and pollution, Conservation
  4. 3[countable] = reservation (3)
  5. quality/feeling
  6. 4  [uncountable] the quality that somebody has when they do not talk easily to other people about their ideas, feelings, etc. synonym reticence She found it difficult to make friends because of her natural reserve. Jaime always talked to people without reserve.
  7. 5[uncountable] (formal) a feeling that you do not want to accept or agree to something, etc. until you are quite sure that it is all right to do so Any contract should be treated with reserve until it has been checked. She trusted him without reserve (= completely).
  8. in sport
  9. 6[countable] an extra player who plays in a team when one of the other players is injured or not available to play
  10. 7the reserves [plural] a team that is below the level of the main team
  11. military force
  12. 8the reserve [singular] (also the reserves [plural]) an extra military force, etc. that is not part of a country’s regular forces, but is available to be used when needed the Army Reserve the reserve police
  13. price
  14. 9(also reserve price) [countable] the lowest price that somebody will accept for something, especially something that is sold at an auction The painting failed to reach to its reserve and was withdrawn from the sale.
  15. Word Origin Middle English: from Old French reserver, from Latin reservare ‘keep back’, from re- ‘back’ + servare ‘to keep’.Idioms available to be used in the future or when needed The money was being kept in reserve for their retirement. 200 police officers were held in reserve.
See the Oxford Advanced American Dictionary entry: reserve