as in eccentric
a person of odd or whimsical habits
The neighbors dismissed her as a loony when she painted sheep on her house.
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
variants
also looney
as in stupid
showing or marked by a lack of good sense or judgment
that's got to be the looniest idea I've ever heard
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 loony
Bill Goodykoontz,
AZCentral.com,
27 Aug. 2025
The Army secretary, acting on the guidance of a loony Trump acolyte, revoked the teaching appointment of — anyone will tell you — one of America’s most skilled nonpartisan cyberwarriors, herself a graduate of West Point.
—
Thomas L. Friedman,
Mercury News,
7 Aug. 2025
None of them care what their grandiose and loony ideas cost ordinary people.
—
Susan Shelley,
Daily News,
16 Apr. 2025
Love Songs holds the hallmarks of an era of heterodox rap-hook writers, deep YouTube exploration, and DIY mash-ups and blends, but the loonier flips restore the ’89 feeling of wondering whether an exciting piece of collagework will one day be sued out of existence.
—
Craig Jenkins,
Vulture,
3 Dec. 2024
See All Example Sentences for loony
Adjective
Dark loony New York comedy, but still.
—
Bill Goodykoontz,
AZCentral.com,
27 Aug. 2025
The Army secretary, acting on the guidance of a loony Trump acolyte, revoked the teaching appointment of — anyone will tell you — one of America’s most skilled nonpartisan cyberwarriors, herself a graduate of West Point.
—
Thomas L. Friedman,
Mercury News,
7 Aug. 2025
None of them care what their grandiose and loony ideas cost ordinary people.
—
Susan Shelley,
Daily News,
16 Apr. 2025
Love Songs holds the hallmarks of an era of heterodox rap-hook writers, deep YouTube exploration, and DIY mash-ups and blends, but the loonier flips restore the ’89 feeling of wondering whether an exciting piece of collagework will one day be sued out of existence.
—
Craig Jenkins,
Vulture,
3 Dec. 2024
See All Example Sentences for loony
Recent Examples of Synonyms for loony
Noun
-
With its loose ends and digressions, Dream Me a Dream stays true to those idiosyncratic instincts while retaining enough of the welcoming glow of Dance of Love to make this an affecting farewell from an endearing eccentric.
-
The eccentric cuz is quick to try and help Bobby solve problems, which often gets him into trouble, but ultimately pushes him out of his shell.
Adjective
-
But even the most perfect Constitution can be undone by the wicked with the help of the bought, the stupid, and the cowardly.
-
White can believe Hokit said something stupid and still believe fighters should be allowed to speak for themselves.
Noun
-
The organization is seeking investors willing to accept modest returns in exchange for preserving historic buildings, supporting local businesses and maintaining the character of West Marin communities.
-
Elementary school-age kids like Jimmy may enjoy the aquarium at the Seas with Nemo & Friends, games at the exit to Spaceship Earth, character greetings at CommuniCore Hall, different soda flavors from around the world in Club Cool and rides like Remy’s Ratatouille Adventure or Frozen Ever After.
Adjective
-
Over the years, the visuals dramatically improve, from snuff film aesthetics to confidently silly splendor.
-
The Alexa smart assistant is as good as ever, with tons of useful and silly skills, along with deep integration for ordering items via Amazon.
Noun
-
People who see ghosts tend to see the same ghost wafting down the same staircase, but none of the characters populating Leo’s wacko hallucinations have returned for a repeat perfor-mance.
-
This wacko crew was one of the greatest things in the history of television.
Adjective
-
The Lenovo ThinkBook 16 Gen 8 laptop shows up ready to work with a snappy Intel Core Ultra 7 processor, insane 32GB of RAM, and spacious 2TB SSD in its (figurative) briefcase.
-
Eventually, though, Lestat breaks, coming clean about his tumultuous past with first lover Nicolas de Lenfent (Joseph Potter), who went insane after being attacked by Armand (Assad Zaman) in Paris in the late 18th century.
Noun
-
Artists have always used music to question authority and expose the cracks (and the crackpots) in the American story.
-
In one corner, the heartless girlboss; in the other, the crackpot conspiracy theorist (who just happens to be more sympathetic and charismatic than such types usually are).
Adjective
-
For one, the corporation made major investments in WeWork, a coworking space startup that imploded in spectacular fashion in 2019, leaving the possibility that his all-in on AI could come to look foolish as well.
-
Some thought the move was foolish.
Cite this Entry
“Loony.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/loony. Accessed 27 Jun. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
