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Definition of folly noun from the Oxford Advanced Learner's Dictionary

folly

noun
 
/ˈfɒli/
 
/ˈfɑːli/
(plural follies)
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  1. [uncountable, countable] a lack of good judgement; the fact of doing something stupid; an activity or idea that shows a lack of judgement synonym stupidity
    • an act of sheer folly
    • Giving up a secure job seems to be the height of folly.
    • folly (to do something) It would be folly to turn the offer down.
    • the follies of youth
    • His idealism had been soured by the varied spectacle of human folly.
    Extra Examples
    • Suddenly she saw the folly of it all.
    • These facts demonstrate the folly of the policy.
    • They have finally seen the folly of their ways.
    Oxford Collocations Dictionaryadjective
    • pure
    • sheer
    • ultimate
    verb + folly
    • realize
    • recognize
    • see
    phrases
    • an act of folly
    • the folly of your ways
    • the height of folly
    See full entry
  2. [countable] a building that has no practical purpose but was built in the past for decoration, often in the garden of a large country houseTopics Buildingsc2
  3. Word OriginMiddle English: from Old French folie ‘madness’, in modern French also ‘delight, favourite dwelling’ (compare with sense (2)), from fol ‘fool, foolish’.
See folly in the Oxford Advanced American Dictionary
hopefully
adverb
 
 
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