Definition of swine noun from the Oxford Advanced American Dictionary

     

    swine

     noun
    noun
    NAmE//swaɪn//
     
    (pl. swine)
     
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  1. 1 swine [plural] (old use or technology) pigs a herd of swine swine fever (= a disease of pigs)
  2. 2 [countable] (informal) an unpleasant person He's an arrogant little swine!
  3. Idioms
    cast, throw, etc. pearls before swine
     
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    to give or offer valuable things to people who do not understand their value
See the Oxford Advanced Learner's Dictionary entry: swine