nincompoop

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈnɪnkəmˌpuːp/

US:USA pronunciation: IPAUSA pronunciation: IPA/ˈnɪnkəmˌpup, ˈnɪŋ-/

US:USA pronunciation: respellingUSA pronunciation: respelling(nin′kəm po̅o̅p′, ning′-)



WordReference Random House Learner's Dictionary of American English © 2026
nin•com•poop /ˈnɪnkəmˌpup, ˈnɪŋ-/USA pronunciation   n. [countable]
  1. a fool or stupid person;
    a simpleton.

WordReference Random House Unabridged Dictionary of American English © 2026
nin•com•poop  (nin′kəm po̅o̅p′, ning′-),USA pronunciation n. 
  1. a fool or simpleton.
  • origin, originally uncertain 1670–80
nin′com•poop′er•y, n. 
nin′com•poop′ish, adj. 

Collins Concise English Dictionary © HarperCollins Publishers::
nincompoop / ˈnɪnkəmˌpuːp ˈnɪŋ-/
  1. a foolish person
Etymology: 17th Century: of unknown origin
'nincompoop' also found in these entries (note: many are not synonyms or translations):
blunderhead - dunce - fool - poop

Forum discussions with the word(s) "nincompoop" in the title:


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