butterfly - definition and synonyms

 
noun 

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/ˈbʌtə(r)ˌflaɪ/
singularbutterfly
pluralbutterflies
  1. 1
    [countable] a flying insect with large colourful wings
     Synonyms and related words
  2. 2
    [countable] someone who keeps changing from one activity or person to another, and never stays long with any of them

    She’s such a social butterfly!

  3. 3

    the butterfly

    a way of swimming in which you lie on your front and move both your arms together above your head in a circular movement while moving your legs up and down together