1
as in lunatic
one having or showing a severely disordered or abnormal state of mind
giggled like a loon at his own jokes
Synonyms & Similar Words
Relevance
2
as in idiot
a stupid person
the loons at the grocery store had put the potato chips at the bottom of the bag
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 loon
Other than a new playground and loon sculpture, the surrounding lots have been mostly empty since then.
—
Kyle Stokes, Axios, 28 Feb. 2025
United Village will formally dedicate the loon sculpture on Thursday.
—Kyle Stokes, Axios, 17 Oct. 2024
There's waterfalls coming down the mountains, bears running around and ducks and loons flying around and swimming.
—Niraj Warikoo, Detroit Free Press, 2 Oct. 2024
Many loons have dove down and reemerged since our last time fishing together.
—Emily Brisse, The Christian Science Monitor, 1 Oct. 2024
See All Example Sentences for loon
Kyle Stokes, Axios, 28 Feb. 2025
United Village will formally dedicate the loon sculpture on Thursday.
—Kyle Stokes, Axios, 17 Oct. 2024
There's waterfalls coming down the mountains, bears running around and ducks and loons flying around and swimming.
—Niraj Warikoo, Detroit Free Press, 2 Oct. 2024
Many loons have dove down and reemerged since our last time fishing together.
—Emily Brisse, The Christian Science Monitor, 1 Oct. 2024
See All Example Sentences for loon
Recent Examples of Synonyms for loon
Noun
-
Yet, the effect can be similar to how a human psychopath might feign emotion to achieve their goals.—
Cornelia C. Walther,
Forbes.com,
24 May 2025
-
But also that is absolutely the kind of insane leap a psychopath would make!—
Proma Khosla,
IndieWire,
5 Mar. 2025
Noun
-
These could be people that play Devil’s advocate or, like Shakespeare’s fools, challenge ideas and thinking.—
George Bradt,
Forbes.com,
26 May 2025
-
Flecks of mica and pyrite and who knows what, but only fools and greenhorns mistake it for gold.—
John Archibald,
Southern Living,
25 May 2025
Noun
-
The fact that death itself is the protagonist, rather than some mask-wearing homicidal maniac, is what gives these films their morbid allure.—
Frank Scheck,
HollywoodReporter,
13 May 2025
-
And a perilous Purge situation flooding the streets with maniacs?—
Matt Webb Mitovich,
TVLine,
1 Apr. 2025
Noun
-
Sometimes too stupid is actually smartski but sometimes is just stupid stupid.—
Caroline Downey,
National Review,
27 Mar. 2025
-
An underrated gem — not enough people have seen this top-tier season — Squirrels Trip has some fabulous vocals, very funny lyrics, a heavy dose of stupid, and an engaging story.—
Barry Levitt,
Vulture,
21 Feb. 2025
Cite this Entry
“Loon.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/loon. Accessed 4 Jun. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share