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crackbrain

noun

ˈkrak-ˌbrān How to pronounce crackbrain (audio)
Definition of crackbrainnext
as in eccentric
a person of odd or whimsical habits a crackbrain who wore bedroom slippers to the grocery shop

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

Recent Examples of Synonyms for crackbrain
  1. eccentric
  2. character
  3. head case
  4. original
  5. odd duck
  6. nut
  7. crank
  8. flake
Noun
  • The public reckonings with these figures’ legacies—the troubled former child star gone too soon, the beloved icon, the cult favorite, the complicated eccentric—have come in a cascade.
    — Michael Schulman, New Yorker, 5 Sep. 2026
  • Make sure to practice a full range of motion with these and emphasize the eccentric (the way down) part of the movement for maximal time under tension and muscle-building stimulus.
    — Jakob Roze, HEALTH, 19 Aug. 2026
Definition of eccentric
Noun
  • Grande’s character was killed off in the first season, and the series was canceled after two seasons.
    — Lexi Carson, HollywoodReporter, 24 Sep. 2026
  • Their characters contended with sexism, inflexible schedules, unequal pay and the near impossibility of balancing work with responsibilities at home.
    — Arkansas Online, Arkansas Online, 23 Sep. 2026
Definition of character
Noun
  • My question is, with what AB did to the Raiders, Why would Gruden/Mayock want to take another head case like Jalen Ramsey?
    — Jerry McDonald, The Mercury News, 20 Sep. 2019
  • Whiteside has a reputation of being a bit of a head case, and also, in need of motivation.
    — oregonlive.com, oregonlive.com, 1 July 2019
Definition of head case
Noun
  • Maybe the biggest name to ever appear on the original was a pre-fame Halle Berry.
    — Derek Lawrence, Entertainment Weekly, 24 Sep. 2026
  • The Korean original, fronted by Ryu Deok-hwan, was a major success at home and got viewers talking.
    — Naman Ramachandran, Variety, 24 Sep. 2026
Definition of original
Noun
  • While Annie seemed like the odd duck out, her closest, idol-holding ally Alex seemed to be considering Sophi as his target, with the goal of taking out his bromance Jake’s other bestie.
    — Nick Caruso, TVLine, 2 Oct. 2025
  • The Incredible Hulk' (2008) Before ultimately being replaced in other movies by Mark Ruffalo, Edward Norton starred as scientist Bruce Banner in this odd duck from the nascent MCU.
    — Brian Truitt, USA Today, 25 July 2025
Definition of odd duck
Noun
  • When Oscar halfheartedly tries to throw a ball into one of the set’s prop cubes and improbably makes the shot, the whole set goes joyously nuts, with the performers leaping up to embrace him and cavort around him.
    — Tasha Robinson, Vulture, 22 Sep. 2026
  • At the same time, as the Burke Museum notes, the low-lying forests of nut and beech trees the birds depended on were cleared for farmland as settlement spread west.
    — Moná Thomas, PEOPLE, 21 Sep. 2026
Definition of nut
Noun
  • The engine features a flat-plane crank that Mercedes-Benz AMG said reduces rotating mass and improves revving characteristics.
    — Joel Feder, The Drive, 10 Sep. 2026
  • In the ever more precarious world of academia, the neck of the principled luddite crank might be particularly attractive when institutions swing the axe in the next round of layoffs.
    — Dónal Gill, The Dial, 8 Sep. 2026
Definition of crank
Noun
  • Parmesan and red pepper flakes finish the job, making this easy kale pasta savory, spicy, and deeply satisfying—the kind of 30-minutes-or-less dinner that earns a spot in the weeknight rotation.
    — Carla Lalli Music, Bon Appetit Magazine, 21 Sep. 2026
  • Glycerin, propanediol, and hyaluronic acid draw in moisture to keep dry skin looking smooth and bouncy, while emollients soften skin and prevent the formula from catching on flakes.
    — Christa Joanna Lee, Allure, 18 Sep. 2026
Definition of flake
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

crack
crackbrain
crackbrained
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Cite this Entry

“Crackbrain.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/crackbrain. Accessed 26 Sep. 2026.

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