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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 Fieryo / Scarecrow The brainless Scarecrow was formerly Fiyero Tigelaar, the most eligible bachelor in Oz. — Haley Kluge, Variety, 22 Nov. 2025 That Malice can be heartless and brainless need not be a problem; some of my favorite shows are mean and stupid, and downright gleeful about it. — Angie Han, HollywoodReporter, 14 Nov. 2025 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 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
  • Here, in this image of an ingenious skidding kitten—in both its brutality and its beautiful, dumb, playful resilience—lies the wisdom of Marcon’s art.
    — Matthew McLean, Artforum, 22 Sep. 2026
  • 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
Definition of dumb
Adjective
  • The humor is like laughing about something that was just so stupid, or something that was so traumatic.
    — Los Angeles Times, Los Angeles Times, 15 Sep. 2026
  • That’s the problem with all of your arguments and stupid comments.
    — Marissa R. Moss, Rolling Stone, 15 Sep. 2026
Definition of stupid
Adjective
  • Complex carbs with fiber slow digestion and sugar absorption, while protein and fat further delay digestion, helping to stabilize blood sugar.
    — Mira Miller, Verywell Health, 17 Sep. 2026
  • Longer messages mean slower communication, so people who study error-correcting codes devise more elaborate schemes to minimize the redundancy in the transmissions while maximizing the number of errors that can be corrected.
    — Jack Murtagh, Scientific American, 17 Sep. 2026
Definition of slow
Adjective
  • While the era’s bust eventually brought most of those ventures to an end, Brown said the experience taught him not to let the fear of failure—or looking foolish—get in the way.
    — Preston Fore, Fortune, 20 Sep. 2026
  • Cousins made two foolish mistakes, on the interceptions by Trader and Taaffe.
    — Barry Jackson, Miami Herald, 14 Sep. 2026
Definition of foolish
Adjective
  • During the recent session, Soto taught people how to make coils for teardrop designs along with other simple shapes.
    — Janice Neumann, Chicago Tribune, 20 Sep. 2026
  • The simplest distinction is powered flight versus unpowered glide.
    — Kaif Shaikh, Interesting Engineering, 20 Sep. 2026
Definition of simple
Adjective
  • Whatever to the silly old poem and whatever to the ceremony and all its stupid little details and whatever to all the rules for daughters.
    — Literary Hub, Literary Hub, 22 Sep. 2026
  • His faith in the transformative power of a deeply silly musical about nosy neighbors provides the film with its strongest anchor of relatable humanity.
    — Joe Reid, Vulture, 21 Sep. 2026
Definition of silly
Adjective
  • Sonorous jaws bristled with the thick chin hairs of your least-favourite grandmother.
    — Literary Hub, Literary Hub, 22 Sep. 2026
  • After making his final start on May 14, White was diagnosed with a left shoulder capsular sprain, which is a tearing or stretching of the thick tissue wrapping around his throwing shoulder joint.
    — Barry Jackson, Miami Herald, 22 Sep. 2026
Definition of thick
Adjective
  • That everyone commits so fearlessly — and with such straight faces — to the Zellners’ berserk world-building is a joy to behold, aided by a terrific jukebox soundtrack and a chaotic, entropic plot that builds and builds to insane levels of carnage.
    — Damon Wise, Deadline, 14 Sep. 2026
  • Sure, this sounds insane, but the real insanity is how much New York mismanages its education system and how little attention the problem receives in Albany.
    — Zilvinas "Z" Silenas, New York Daily News, 14 Sep. 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 23 Sep. 2026.

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