nincompoop

[ nin-kuhm-poop, ning- ]
See synonyms for nincompoop on Thesaurus.com
noun
  1. a fool or simpleton.

Origin of nincompoop

1
First recorded in 1670–80; origin uncertain

Other words from nincompoop

  • nin·com·poop·er·y, noun
  • nin·com·poop·ish, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use nincompoop in a sentence

  • I knew it was a silly and nincompoopish book, but I thought you wouldn't mind so long as——'

    A Great Man | Arnold Bennett

British Dictionary definitions for nincompoop

nincompoop

/ (ˈnɪnkəmˌpuːp, ˈnɪŋ-) /


noun
  1. a stupid person; fool; idiot

Origin of nincompoop

1
C17: of unknown origin

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012