catfish - definition and synonyms

noun 

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/ˈkætˌfɪʃ/
singularcatfish
pluralcatfish
  1. 1
    [countable/uncountable] a fish with long hard hairs near its mouth that lives in lakes and rivers
  2. 2
    [countable] someone who tricks another person into having an online relationship by adopting a fake identity

    Falling for a catfish has nothing to do with intelligence or rational thinking – it's all about hope.

    Word story
    The expression comes from the 2010 documentary 'Catfish', which deals with a relationship of this kind.
Word story
The expression comes from the 2010 documentary 'Catfish', which deals with a relationship of this kind.