lose sleep about (someone or something)(redirected from lose sleep about them)
lose sleep about (someone or something)
To worry excessively about someone or something, perhaps to the point of literally being unable to sleep. I hope you won't lose sleep about this issue with the printer. I'll call IT in the morning and see if they can fix it. I'm trying not to lose sleep about my daughter, but I just worry if she'll be able to cope with the pressures of high school.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.