Meanings
- UKdatedidiomaticInsane, crazy.
"Look at them rapids ahead of us! Why, the guy that laid out this river was off his nut!"
1918, Rex Ellingwood Beach, chapter 11, in The Winds of Chance2 more examples
Old Smith was awfully bucked because he'd taken four wickets. I should think he'd go off his nut if he took eight ever.
1909, P. G. Wodehouse, chapter 17, in Mike: A Public School Story"[I]f I was to spring this news in Mr. Wright's hearin', why, such a sensitive, high-tempered gentleman as he would go plumb off his nut."
1914, Zane Grey, chapter 13, in The Rustlers of Pecos CountySynonyms: off one's rocker
Synonyms & antonyms
prepositional phraseInsane, crazy.
Cite this entry
off one's nut. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/off%20one's%20nut
“off one's nut.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/off%20one's%20nut. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “off one's nut,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/off%20one's%20nut.
Source: off one's nut on Wiktionary, CC BY-SA 4.0.