Definition of swine flu noun from the Oxford Advanced Learner's Dictionary

     

    swine flu

     noun
    noun
    BrE
     
    ; NAmE
     
    [uncountable] Ailments and diseases
     
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  1. 1a serious illness that affects pigs See related entries: Ailments and diseases
  2. 2a serious illness spread between humans, that is genetically similar to swine flu in pigs, that in some cases causes death See related entries: Ailments and diseases
See the Oxford Advanced American Dictionary entry: swine flu