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lose one's marbles

Slang definitions & phrases for lose one's marbles

lose one's marbles

verb phrase

To become foolish, irrational, forgetful, etc, as if senile

[1920s+; fr an earlier phrase let his marbles go with the monkey, fr a story about a boy whose marbles were carried off by a monkey; lose one's taw (a choice playing marble), ''go crazy,'' is found by 1902]

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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Idioms and Phrases with lose one's marbles

lose one's marbles

The American HeritageĀ® Idioms Dictionary
Copyright Ā© 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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