• more Thesaurus
  • Definition
    • pest :any unwanted and destructive insect or other animal that attacks food or crops or livestock etc.
      • he sprayed the garden to get rid of pests|many pests have developed resistance to the common pesticides

    • pest :a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal

      • pest :any epidemic disease with a high death rate

        • pest :a persistently annoying person

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        • Derivative