nutso.
Crazy, insane.
Meaning & usage
Crazy, insane.
Fraught or out of control.
Obsessed; overly enthusiastic.
Ridiculous; unbelievable or silly.
Where this word comes from
Etymology tree English nuts Latin ō Old French ohbor. Middle English o English O ▲ Middle English o English oh English -o English nutso From nuts + -o.
A crazy person; a crackpot or lunatic.
Craziness; insanity.
Where this word comes from
Etymology tree English nuts Latin ō Old French ohbor. Middle English o English O ▲ Middle English o English oh English -o English nutso From nuts + -o.
Madly; extremely or obsessively.
In a crazy manner.
Where this word comes from
Etymology tree English nuts Latin ō Old French ohbor. Middle English o English O ▲ Middle English o English oh English -o English nutso From nuts + -o.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.