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knuckleheaded

adjective

as in dumb
not having or showing an ability to absorb ideas readily a knuckleheaded attempt to increase efficiency that only succeeded in making things worse

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

Recent Examples of Synonyms for knuckleheaded
  1. dumb
  2. stupid
  3. slow
  4. simple
  5. thick
Adjective
  • Combined with a brutal noon start time that provided no shade or relief throughout the game, the conditions meant there weren’t many fans brave enough, or quite frankly dumb enough, to endure a heat index of roughly 105 degrees.
    — Ian Miller OutKick, FOXNews.com, 9 Sep. 2026
  • There’s an incident at a gun range where Ned’s fear of looking emasculated requires his army vet girlfriend to fall for his very dumb, very obvious lies.
    — Ben Travers, IndieWire, 9 Sep. 2026
Definition of dumb
Adjective
  • No one, in my opinion, comes close to this selfish, foul-mouthed and stupid showman.
    — Arkansas Online, Arkansas Online, 9 Sep. 2026
  • Our business is stupid, but actors are the bomb / From Martindale to Milioti, my dad and my mom.
    — Jason P. Frank, Vulture, 8 Sep. 2026
Definition of stupid
Adjective
  • In fact, starting too early often has more downsides than taking it slow.
    — CNN Money, CNN Money, 5 Sep. 2026
  • But so far, the economy has grown at roughly 2% annually, slower than the gains during the Biden administration.
    — Josh Boak, Fortune, 5 Sep. 2026
Definition of slow
Adjective
  • Underpinning this assessment is the fact that disagreements between the two nations have gradually expanded beyond simple tariff disputes.
    — , CNBC, 9 Sep. 2026
  • In simple terms, cherry juice targets the muscle inflammation caused by exercise, known as oxidative stress.
    — Jacob Whitehead, New York Times, 8 Sep. 2026
Definition of simple
Adjective
  • The new sod being installed will come in thicker than what the existing sod was installed at.
    — Tim Graham, New York Times, 11 Sep. 2026
  • Without any comparable examples, the thick squid butt remained in storage for nearly three decades.
    — Andrew Paul, Popular Science, 10 Sep. 2026
Definition of thick
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Browse Nearby Words

knucklehead
knuckleheaded
knuckleheads
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Cite this Entry

“Knuckleheaded.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/knuckleheaded. Accessed 16 Sep. 2026.

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