lose one's reason

idiom

Definition of lose one's reason

old-fashioned
: to become insane

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Dictionary Entries Near lose one's reason

lose one's place

lose one's reason

lose one's shirt

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Cite this Entry

“Lose one's reason.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lose%20one%27s%20reason. Accessed 16 Jan. 2022.

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