off one's nut

nut

O o

Definitions of off one's nut words

noun off one's nut a dry fruit consisting of an edible kernel or meat enclosed in a woody or leathery shell. 1
noun off one's nut the kernel itself. 1
noun off one's nut Botany. a hard, indehiscent, one-seeded fruit, as the chestnut or the acorn. 1
noun off one's nut any of various devices or ornaments resembling a nut. 1
noun off one's nut a block, usually of metal and generally square or hexagonal, perforated with a threaded hole so that it can be screwed down on a bolt to hold together objects through which the bolt passes. 1
noun off one's nut Slang. the head. 1

before 900

One of the 4% oldest English words

before 900; 1900-05 for def 8b; Middle English nute, Old English hnutu; cognate with Dutch noot, German Nuss, Old Norse hnot; akin to Latin nux

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

A common word. It’s meaning is known to most children of preschool age. About 94% of English native speakers know the meaning and use the word.

Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".