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killer - definition and synonyms

 
 
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noun [countable] killer pronunciation in American English /ˈkɪlər/
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singularkiller
pluralkillers
  1. 1
    someone who kills another person
    The young woman’s killer has not yet been found.
    a hired/trained killer
    a child/cop killer (=someone who has killed a child or police officer)
    1. a.
      something that kills people
      Cancer is the second largest killer in the U.S.
      a killer disease/virus
    2. b.
      something that kills or destroys something
      weed killer
      a passion killer

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a company that pays pays its employees to write online comments in favour or against somebody or something posing as ordinary Internet users

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