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
  • There are even times when an NFL coach will say or do something really dumb that makes news.
    — Armando Salguero OutKick, FOXNews.com, 5 Oct. 2026
  • Our cybersecurity defenses were built for lone hackers and dumb swarms.
    — Michael Morris, Fortune, 2 Oct. 2026
Definition of dumb
Adjective
  • Trump’s super intelligence rebrand can ultimately be read in a couple ways, though arguably neither are particularly nuanced or incisive — just further indicative of the daily deluge of stupid.
    — Jon Blistein, Rolling Stone, 7 Oct. 2026
  • Once upon a time, the idea that the world was growing stupider was mostly confined to the realm of dyspeptic reactionary polemic.
    — James Marriott, Washington Post, 7 Oct. 2026
Definition of stupid
Adjective
  • The slow rate at which this is occurring indicates this cosmic vampirism will last for hundreds of thousands to billions of years.
    — Robert Lea, Space.com, 8 Oct. 2026
  • The problem is that these systems are slow, expensive and don’t scale.
    — Reynald Fasciaux, Fortune, 8 Oct. 2026
Definition of slow
Adjective
  • That single choice unleashes a harrowing chain of strange and terrifying events in the dead of night, turning a simple gesture of kindness into a real-life nightmare.
    — Melanie Goodfellow, Deadline, 5 Oct. 2026
  • Waffles and pimento Another enduring element of Chick-fil-A is its famously simple menu.
    — Amelia Lucas, CNBC, 4 Oct. 2026
Definition of simple
Adjective
  • The theme spills out into a walled garden, where the pool (which could have been a Raj pond in a past life) is lined with white parasols and thick, cushioned loungers.
    — Condé Nast, Condé Nast Traveler, 6 Oct. 2026
  • His lovely camel-hair coat and thick scarf on this cold day gave him an air of elegance.
    — Literary Hub, Literary Hub, 6 Oct. 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 9 Oct. 2026.

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