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
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
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
Ryu Spaeth, New Republic, 28 July 2017
Real investors survey the landscape and look for signs of a market gone loco.
—Andy Kessler, WSJ, 2 July 2017
See All Example Sentences for loco
Adjective
As one of my colleagues said, this was straight loco.
—Ryu Spaeth, New Republic, 28 July 2017
Real investors survey the landscape and look for signs of a market gone loco.
—Andy Kessler, WSJ, 2 July 2017
See All Example Sentences for loco
Recent Examples of Synonyms for loco
Adjective
-
But providers might not have enough information available to make a correct diagnosis; an emergency room doctor treating someone experiencing a psychotic episode likely doesn’t have the capacity to know if their diagnosis should be schizophrenia, bipolar I or something else.—
Allison Parshall,
Scientific American,
28 Jan. 2026
-
Is this lucid state only temporary based on the recent anti-psychotic meds he was given by Kelson?—
Brian Davids,
HollywoodReporter,
20 Jan. 2026
Verb
-
Zamiri doesn’t really bother filming fans rushing Charli’s car or whatever—this has been the quintessential mock-pop-doc scene since A Hard Day’s Night but these days the fans rush you online.—
Anna Gaca,
Pitchfork,
30 Jan. 2026
-
Aquarius' biggest struggle in 2026 Don’t bother trying to control the outcome.—
Valerie Mesa,
PEOPLE,
30 Jan. 2026
Adjective
-
The far right just became very mad at me.—
Stephania Taladrid,
New Yorker,
1 Feb. 2026
-
But people are mad, and resolute.—
Los Angeles Times,
Los Angeles Times,
1 Feb. 2026
Verb
-
Her lawyers argued that the media frenzy over the case, the prosecution’s use of a transcript for a grainy audio tape, and other factors all played into making the trial unconstitutional.—
Colleen Cronin,
Boston Herald,
7 Jan. 2026
-
But the media frenzy around Swift’s relationship with Kansas City Chiefs tight end Travis Kelce has put even more attention on the stars on the sidelines.—
Zoe Guy,
Vulture,
24 Nov. 2025
Adjective
-
And there’s Harrison Ford, which is insane.—
Senior Television,
Los Angeles Times,
28 Jan. 2026
-
But that’s an indictment of our insane world, not Roher’s filmmaking.—
Christian Zilko,
IndieWire,
27 Jan. 2026
Verb
-
One executive raised concerns about the program’s viability for health systems that span multiple states—and could see funds dispersed unevenly across their geographies, unbalancing regional programs.—
Alexis Kayser,
MSNBC Newsweek,
17 Oct. 2025
-
The prospect of shooting those tapes is a lot more chilling to me — or at least a lot more palpable — than the idea of my kids getting snatched by a neighbor on Halloween night, and Perry makes the most of it without completely unbalancing the rest of this otherwise fun-loving omnibus.—
David Ehrlich,
IndieWire,
1 Oct. 2025
Adjective
-
While these names are synonymous with game-time greatness, they’re also remembered for their near-maniacal approach to preparation.—
Shani Harmon,
Forbes.com,
28 Jan. 2026
-
The mastermind behind this virus of perfection is a maniacal Elon Musk-type figure who has dubbed himself The Corporation (Ashton Kutcher).—
Aramide Tinubu,
Variety,
21 Jan. 2026
Verb
-
It’d be deranged not to bring back Storrie and Williams as the leads—so of course their return has been confirmed.—
Daisy Jones,
Vogue,
27 Jan. 2026
-
None of them were deranged enough to crack Williams — though Storrie, on the other hand, was slightly unprepared for the heat their fans brought to the game.—
Larisha Paul,
Rolling Stone,
12 Jan. 2026
Cite this Entry
“Loco.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/loco. Accessed 2 Feb. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
