lose one's reason

idiom

Definition of lose one's reason

old-fashioned
: to become insane

Learn More about lose one's reason

Statistics for lose one's reason

Cite this Entry

“Lose one's reason.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lose%20one%27s%20reason. Accessed 3 Dec. 2020.

Comments on lose one's reason

What made you want to look up lose one's reason? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!