lose sleep over

idiom

: to worry about (something) so much that one cannot sleep

—usually used in negative statements

I'm disappointed about their decision, but I'm not losing any sleep over it.

Examples of lose sleep over in a Sentence

Recent Examples on the Web

Today’s Talker: There’s no need to lose sleep over bedbugs infiltrating… … the U.S. Worries that travelers may bring home critters seemed to permeate social media as influencers talked about infestations in Paris during Fashion Week. —Elizabeth Robinson, NBC News, 6 Oct. 2023

And he’s been in a lot of finals, so not going to lose sleep over that. —USA TODAY, 27 Aug. 2023

Harden is unlikely to lose sleep over such a perception. —Michael Shapiro, Chron, 2 May 2023

But what none of them can deny is that loads of muskies are caught year over year by people that don’t lose sleep over muskie fishing. —Joe Cermele, Field & Stream, 25 Apr. 2023

Overpackers won’t lose sleep over gear cramping their space, as the two vestibules take the brunt of housing items. —Sarah Kester, Travel + Leisure, 7 June 2023

But some analysts noted there is little sign of a deeper fissure in the Russian elites, and Putin won’t lose sleep over Karakulov’s comments. —Yuliya Talmazan, NBC News, 5 Apr. 2023

So, cry for Meredith and the medical dangers inevitably ahead, but don’t lose sleep over her ultimate mortality. —Ariana Romero, refinery29.com, 20 Nov. 2020

But on this list, that’s not enough for anyone to lose sleep over. —Dan Woike, Los Angeles Times, 10 Mar. 2023