brainless

adjective

ˈbrān-ləs How to pronounce brainless (audio)
Definition of brainlessnext
1
as in dumb
not having or showing an ability to absorb ideas readily a teacher who affirms that there are no brainless students, only lazy ones

Synonyms & Similar Words

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Antonyms & Near Antonyms
2
as in stupid
showing or marked by a lack of good sense or judgment a brainless decision to talk on her cell phone while weaving in and out of traffic

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

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.
Recent Examples of brainless This extends well beyond the 2025 Bombers, their signature head-scratching and somewhat brainless play on the field has plagued them dating back to 2021. — James O'Connell, New York Daily News, 7 Aug. 2025 There's really no way to prep for the show — basically, just don't be brainless. — Lindsay Soll, EW.com, 25 July 2025 So, what can the neuronal activity of a tiny, brainless creature possibly tell us about the evolution of our own complex brains? — Elizabeth Rayne, Ars Technica, 15 June 2024 An oyster, immobile and nearly brainless, is hardly even an animal, despite what the taxonomists tell us. — Peter Rubin, Longreads, 9 Jan. 2024 See All Example Sentences for brainless
Recent Examples of Synonyms for brainless
  1. dumb
  2. stupid
  3. slow
  4. foolish
  5. simple
  6. silly
  7. thick
  8. insane
Adjective
  • America’s Semiquincentennial was celebrated across the country this summer with big, dumb, gluttonous fun.
    — Jessica Winter, New Yorker, 21 Aug. 2026
  • But the attention on Cunningham’s comments, the contrived outrage over a fictional trans athlete draft and dumb stunts by former NBA players may have helped drive more folks toward watching the league’s games.
    — Lorraine Ali, Los Angeles Times, 19 Aug. 2026
Definition of dumb
Adjective
  • Far too much coverage of declining trust in science — particularly the anti-vaccine movement — is predicated on the assumption that its adherents are either stupid or crazy.
    — Rick Berke, STAT, 19 Aug. 2026
  • The Dodge Durango Hellcat is the most accessible way to go stupid-fast in a three-row family car thanks to the Escalade V‘s high price tag.
    — Byron Hurd, The Drive, 13 Aug. 2026
Definition of stupid
Adjective
  • Reseeding helps block weed growth, repel lawn diseases, slow soil erosion, and strengthen growth in bare patches.
    — Mary Marlowe Leverette, The Spruce, 29 Aug. 2026
  • Critical thinking is based on the need for a deliberate, slow, self-regulatory pause.
    — Ted Ladd, Forbes.com, 29 Aug. 2026
Definition of slow
Adjective
  • When his splitter is at its best, Cruz makes opposing hitters look foolish.
    — Chris Kirschner, New York Times, 26 Aug. 2026
  • But Americans would be foolish to think that Washington is anywhere near solving this problem.
    — Doug Beck, Foreign Affairs, 18 Aug. 2026
Definition of foolish
Adjective
  • It’s still built with comfort in mind, thanks to the flowy material and stretchy elastic waistbands of the pants and top, but has a simple cut that can be dressed up or down easily.
    — Amelia McBride, Travel + Leisure, 2 Sep. 2026
  • This converts touch from a simple collision-detection mechanism into an active source of information for aerial navigation, positioning, and grasp control.
    — Jijo Malayil, Interesting Engineering, 1 Sep. 2026
Definition of simple
Adjective
  • Playing the part largely for laughs, Moore actually has more in common with Lazenby than Connery; his Bond is softer and sillier than the original, an approach Moore would double down on in later films — often to the chagrin of Bond purists.
    — Jim Hemphill, IndieWire, 3 Sep. 2026
  • For Lance Oppenheim, Primetime’s DNA resides inside a silly Cameo video.
    — David Canfield, HollywoodReporter, 3 Sep. 2026
Definition of silly
Adjective
  • Mulch Leaves Regularly A thick layer of leaves can smother grass.
    — Mary Marlowe Leverette, The Spruce, 4 Sep. 2026
  • The day before, thick smoke blanketed Spain’s third-biggest city.
    — Chris Marshall-Bell, New York Times, 3 Sep. 2026
Definition of thick
Adjective
  • Darby hit an insane Coffin Drop from a lighting rig, through the stage on Knight.
    — Alfred Konuwa, Forbes.com, 30 Aug. 2026
  • That base price of about $5,000 may sound insane to the average person but likely won’t hurt the pockets of the average Lamborghini customer.
    — Keenan Thompson, Freep.com, 27 Aug. 2026
Definition of insane

Browse Nearby Words

braining
brainless
brainlessness
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Cite this Entry

“Brainless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/brainless. Accessed 4 Sep. 2026.

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