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

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 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
  • In the book’s arc, this lands as a chilling dismissal, and a reminder of the magnitude of Bret’s increasingly psychotic concern over Robert Mallory and the Trawler, and his detachment from his own life.
    — Leo Lasdun, New Yorker, 5 Aug. 2026
  • In people with personal or family history of psychotic disorders, taking psilocybin may increase the risk of psychosis.
    — Helen Carefoot, Flow Space, 5 Aug. 2026
Definition of psychotic
Verb
  • The one issue that is bothering me at or just before launch is the CPU's Wear and Tear management.
    — Brian Mazique, Forbes.com, 11 Aug. 2026
  • As if the constant barrage of political ads wasn't enough, some WCCO viewers are particularly bothered by the language candidates are using.
    — Jeff Wagner, CBS News, 11 Aug. 2026
Definition of bother
Adjective
  • There was also a stream of characters who visited the island, from a pop group to a movie producer, a mad scientist, and Russian cosmonauts.
    — Encyclopedia Britannica, Encyclopedia Britannica, 5 Aug. 2026
  • There are a few pages spent on Deflategate (that made Brady mad), only a few paragraphs devoted to Aaron Hernandez, none on Spygate.
    — Darren Cooper, Forbes.com, 4 Aug. 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
  • However, Storm co-owner Celeste Keaton was fined and suspended for five games after last Tuesday’s contest, when two girls sitting courtside in support of Cunnigham said Keaton cursed at them and called them insane.
    — Sabreena Merchant, New York Times, 4 Aug. 2026
  • Continue reading … VIRUS RECKONING — COVID fury explodes as Fauci hearing revives 'insane' lockdown nightmare tales.
    — , FOXNews.com, 31 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
  • Especially after a clunker of a season in 2025, superstar receiver Justin Jefferson won’t settle for anything other than maniacal attention to detail on and off the field.
    — Alec Lewis, New York Times, 28 July 2026
  • 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
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 11 Aug. 2026.

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