lose (one's) marbles phrase. Definition of lose marbles in the Idioms Dictionary. I don't think he's got his marbles . That's worth investigation at least, so let's have a go.

How to use lose one's marbles in a sentence.

To be or become mentally deficient, incompetent, or deranged; to become of unsound mind. Definitions by the largest Idiom Dictionary.

Definition of lose (one's) marbles in the Idioms Dictionary. We will examine the definition of the term to lose one’s marbles, where it came … Look it up now! Lose marbles ... lose (one's) marbles. One's sanity.

An idiom is a word, group of words or phrase that has a figurative meaning that is not easily deduced from its literal definition. Lose one's marbles definition is - to become insane. Marbles are, of course, the little glass or metal balls that children use to play the eponymous game.

Definitions by the largest Idiom Dictionary. Lose one’s marbles is an idiom that dates to the mid-1800s. What does lose marbles expression mean? Lose one's marbles definition: If you say that someone has lost their marbles , you mean that their ideas or behaviour... | Meaning, pronunciation, translations and examples lose marbles phrase. Perhaps 'marbles' meant 'mind' or 'wits' before 'lose one's marbles' was coined. What does lose (one's) marbles expression mean?

1960 , P[elham] G[renville] Wodehouse , chapter XXI, in Jeeves in the Offing , London: Herbert Jenkins , OCLC 1227855 : Lose one's marbles definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation.