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idiocy Line breaks: idi¦ocy
Pronunciation: /ˈɪdɪəsi/

Definition of idiocy in English:

noun (plural idiocies)

[mass noun]
Extremely stupid behaviour: the idiocy of decimating yew forests [count noun]: every aspect of public administration throws up its own idiocies
More example sentences
  • At the end, though, sectarian idiocy gave way to mass jubilation.
  • Rolling her eyes and shaking her head at her own idiocy, her thoughts returned to the subject.
  • Indeed through all the mayhem and idiocy, Blue prove perfectly captivating.


Early 16th century (originally denoting low intelligence): from idiot, probably on the pattern of pairs such as lunatic, lunacy.

Words that rhyme with idiocy

expediency • saliency

Definition of idiocy in:

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