lark - definition and synonyms

noun [countable] 

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/lɑː(r)k/
singularlark
plurallarks
  1. 1

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    a small brown bird that is common in Europe and is known for singing while it flies
  2. 2
    informal something that you do for fun or excitement
    have a lark:

    Sometimes we would have a bit of a lark together at the back of the class.

    for a lark:

    We thought we’d try bungee jumping for a lark.