nut·so
ˈnət-(ˌ)sō 
chiefly US, informal
1
sometimes offensive
: marked by thought or action that lacks reason : not mentally sound
2
: absurd
a nutso scheme
… guarantees that you make time for each other, no matter how nutso [=hectic, chaotic] your lives become.—
Michele Bender
Michele Bender
plural nutsos
chiefly US, informal, sometimes offensive
: someone who is not mentally sound
Examples of nutso in a Sentence
Recent Examples on the Web
Walter Shapiro, The New Republic, 10 Sep. 2021
Come for Tommy, but stay for Crispin Glover giving a hilariously goofy performance as a geeky teen and busting out a nutso dance that deserves to gain a new life on TikTok one of these days.
—Brendan Morrow, The Week, 13 Jan. 2023
Eve involving a nutso plot, gallons of booze and some pretty catchy songs (with lyrics by Doctor Zhivago writer Boris Pasternak), The Irony of Fate, or Enjoy Your Bath!
—Scott Roxborough, The Hollywood Reporter, 22 Dec. 2022
Moviegoers with limber imaginations may well appreciate the lunatic ambition and nutso execution of this high-concept hurricane, which ricochets like a live-action cartoon for most of that duration.
—Peter Debruge, Variety, 11 Mar. 2022
Carrie—whose wardrobe has always been questionable—gave us ensembles that were deliciously nutso, just the right amount of bananas, all boleros and flower brooches and wedding shoes.
—Raven Smith, Vogue, 6 Jan. 2022
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Adjective
But many of his GOP counterparts are again indulging in magical thinking about herd immunity and nutso home remedies.
—Walter Shapiro, The New Republic, 10 Sep. 2021
Come for Tommy, but stay for Crispin Glover giving a hilariously goofy performance as a geeky teen and busting out a nutso dance that deserves to gain a new life on TikTok one of these days.
—Brendan Morrow, The Week, 13 Jan. 2023
Eve involving a nutso plot, gallons of booze and some pretty catchy songs (with lyrics by Doctor Zhivago writer Boris Pasternak), The Irony of Fate, or Enjoy Your Bath!
—Scott Roxborough, The Hollywood Reporter, 22 Dec. 2022
Moviegoers with limber imaginations may well appreciate the lunatic ambition and nutso execution of this high-concept hurricane, which ricochets like a live-action cartoon for most of that duration.
—Peter Debruge, Variety, 11 Mar. 2022
Carrie—whose wardrobe has always been questionable—gave us ensembles that were deliciously nutso, just the right amount of bananas, all boleros and flower brooches and wedding shoes.
—Raven Smith, Vogue, 6 Jan. 2022
Cite this Entry
“Nutso.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nutso. Accessed 1 Jul. 2025.
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