wacko 1 of 2

adjective

ˈwa-(ˌ)kō How to pronounce wacko (audio)
variants also whacko
Definition of wackonext
as in absurd
showing or marked by a lack of good sense or judgment a completely wacko obsession with cleaning

Synonyms & Similar Words

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Antonyms & Near Antonyms

wacko

2 of 2

noun

variants also whacko
as in eccentric
a person of odd or whimsical habits Some think he is a wacko but I consider him a genius.

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 wacko
Adjective
This wacko crew was one of the greatest things in the history of television. — Jordan Hoffman, EW.com, 14 Aug. 2025 Sounds crazy, but when has UAB football not been completely wacko. — Joseph Goodman | [email protected], al, 16 Dec. 2022
Noun
His search takes him to a wacko cult in the desert run by a scamster, and that of course puts the sheriff in deadly danger. — Sandra Dallas, Denver Post, 6 July 2025 You could also get lost attempting to read the splintered English and Hebrew letters running atop a stage festooned with wacko props and occult imagery. — Andrew Lampert, Artforum, 1 May 2025 See All Example Sentences for wacko
Recent Examples of Synonyms for wacko
  1. stupid
  2. eccentric
  3. silly
  4. character
  5. foolish
  6. weirdo
  7. crazy
  8. crackpot
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
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
Adjective
  • That was a valuable lesson as the previous season, silly errors and lapses in concentration led to the side conceding goals that hamstrung their title ambitions.
    — Art de Roché, New York Times, 11 Sep. 2026
  • Seen as silly, shrunken, and impractical, it’s considered the full-sugar Coca-Cola of jackets—all empty calories, no nutritional value.
    — Irene Richardson, InStyle, 9 Sep. 2026
Definition of silly
Noun
  • That dichotomy surely reflected, consciously or not on Schubert’s part, the circumstances of his life and contradictions of his character.
    — Literary Hub, Literary Hub, 10 Sep. 2026
  • Row 34 is exceptional for its updates to New England seafood that revise original classics without losing their character.
    — Condé Nast, Condé Nast Traveler, 9 Sep. 2026
Definition of character
Adjective
  • That game is too important, and holding someone back for a hypothetical Game 3 might be foolish regardless.
    — Matt Gelb, New York Times, 8 Sep. 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
Noun
  • How did the weirdo pop-art side project become the go-to vessel for the Great Indie Songwriter?
    — Jonathan Bernstein, Rolling Stone, 9 Sep. 2026
  • Since breaking out in the tween-friendly Twilight saga twenty years ago, Kristen Stewart and Robert Pattinson have each transformed themselves into Hollywood’s most arthouse-friendly weirdos.
    — Nate Jones, Vulture, 5 Sep. 2026
Definition of weirdo
Adjective
  • Our readers have been shopping deals on everything from a $160-off Dyson Airwrap and a Costco membership freebie to Patagonia gear, Bath & Body Works candles and a surprisingly affordable Dooney & Bourke bag (seriously, under $100 is crazy).
    — Kasey Caminiti, USA Today, 7 Sep. 2026
  • While fans were going crazy, storming the field and soaking up the moment, the team couldn’t wait to leave that game behind.
    — Austin Meek, New York Times, 6 Sep. 2026
Definition of crazy
Noun
  • Get the angst out of the games, and the crackpots will move on to some other fashionable cause.
    — Dom Amore, Hartford Courant, 26 July 2026
  • Artists have always used music to question authority and expose the cracks (and the crackpots) in the American story.
    — Time, Time, 6 May 2026
Definition of crackpot

Browse Nearby Words

wackiness
wacko
wackos
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Cite this Entry

“Wacko.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/wacko. Accessed 13 Sep. 2026.

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