lose sleep over

idiom

Definition of lose sleep over

: to worry about (something) so much that one cannot sleep usually used in negative statementsI'm disappointed about their decision, but I'm not losing any sleep over it.

Learn More about lose sleep over

Statistics for lose sleep over

Cite this Entry

“Lose sleep over.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lose%20sleep%20over. Accessed 2 Dec. 2020.

Comments on lose sleep over

What made you want to look up lose sleep over? 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
Dictionary Devil

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!