loco 1 of 2

adjective

Definition of loconext
slang
as in psychotic
unable to think in a clear or sensible way that dog's straight loco, just running around in circles all day long

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Antonyms & Near Antonyms

loco

2 of 2

verb

as in to bother
to cause to go insane or as if insane years of living alone had clearly locoed the old rancher

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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 loco
Adjective
Real investors survey the landscape and look for signs of a market gone loco. — Andy Kessler, WSJ, 2 July 2017
Recent Examples of Synonyms for loco
  1. psychotic
  2. bother
  3. mad
  4. unbalance
  5. insane
  6. derange
  7. maniacal
  8. craze
Adjective
  • The evaluator concluded the elder Henrichsen likely merited a diagnosis of schizophrenia or another psychotic disorder.
    — Andrew Graham, Sacbee.com, 23 July 2026
  • In a recent eight-week stretch, 6% of my postpartum patients met criteria for a psychotic disorder—almost six times higher than rates published in the medical literature.
    — Uruj Kamal Haider, Time, 21 July 2026
Definition of psychotic
Verb
  • Lowe’s marginal position in Britain doesn’t seem to bother his allies in the United States.
    — Helen Lewis, The Atlantic, 26 July 2026
  • She couldn’t be bothered to hear half of the testimony about carriage horses.
    — Voice of the People, New York Daily News, 26 July 2026
Definition of bother
Adjective
  • But Carveout 2160 is a new IP in snowboarding, which was responsible for the fastest and maddest games of the era.
    — Matt Gardner, Forbes.com, 25 July 2026
  • Tamra is right; Shannon and some of the other cast are looking for things to get mad about, taking tiny things and blowing them up.
    — Brian Moylan, Vulture, 24 July 2026
Definition of mad
Verb
  • Denying the Wave a crucial 1-0 lead, no teammate could convert on a bright drive and dish by speedster Ludmila that unbalanced Seattle’s defense.
    — Tom Krasovic, San Diego Union-Tribune, 27 July 2026
  • The risk is that only a handful of clubs will be able to cough up those sums, unbalancing the market.
    — Charlotte Harpur, New York Times, 19 May 2026
Definition of unbalance
Adjective
  • Dominguez, who was declared legally insane the day after the verdicts, will be sent to a state mental hospital.
    — Sharon Bernstein, Sacbee.com, 27 July 2026
  • These were two insane asks — a 7-foot giant and an 8-year-old kid who has to be your second lead.
    — James Hibberd, HollywoodReporter, 23 July 2026
Definition of insane
Verb
  • Instagram demanded a certain sort of woman and then produced her, deranging broad swaths of the population in the process.
    — Jia Tolentino, New Yorker, 11 July 2026
  • Only sick, demented, or deranged people in the House or Senate could vote against THE SAVE AMERICA ACT.
    — Dan Gooding, MSNBC Newsweek, 31 Mar. 2026
Definition of derange
Adjective
  • The odd thing about this choice is that, although the DSA’s platform is indeed chock-full of maniacal proposals, on this particular idea, the maniacs have a point.
    — Jonathan Chait, The Atlantic, 22 July 2026
  • Erling Haaland, Norway’s large, maniacal striker, has several exceedingly Norwegian traits.
    — Zach Helfand, New Yorker, 30 June 2026
Definition of maniacal
Verb
  • If the lenses are badly crazed, meaning marred by microscopic cracks in the lens surface, or moisture is trapped inside the housing, replacement is the better option.
    — John Paul, The Providence Journal, 3 July 2026
  • The story quickly captivated an American public already more space-crazed than usual, thanks to the recent success of Artemis II.
    — Govert Schilling, Scientific American, 27 June 2026
Definition of craze

Browse Nearby Words

lockups
loco
locoed
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Cite this Entry

“Loco.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/loco. Accessed 30 Jul. 2026.

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