[ thik-hed-id ]
See synonyms for thickheaded on
  1. (of a person) dull-witted; stupid.

  2. (of an animal) having a thick head.

Origin of thickheaded

First recorded in1700–10; thick + headed

Other words from thickheaded

  • thick·head·ed·ly, adverb
  • thick·head·ed·ness, noun

Words Nearby thickheaded Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use thickheaded in a sentence

  • Has not he thickheaded ignorant boors; lazy, enslaved farmers, weedy lands?

    Past and Present | Thomas Carlyle
  • For a' that, I've had thickheaded friends who've been grateful to me noo and then.

    The Coast of Adventure | Harold Bindloss
  • The dear taxpayers might object, and those thickheaded, clogged rockets on the Board can't see your data on the Stranger.

    The Ultimate Weapon | John Wood Campbell
  • Nobody but such a thickheaded ass as I am would have gone on all this time without seeing how the game stood.

    Frank Fairlegh | Frank E. Smedley
  • The blow would have crushed the skull of any white man, but it seemed hardly to stun the thickheaded savage.