Phrase: (not) lose sleep (over something)
"Don't lose sleep over it." Meaning To lose sleep over means to excessively worry about someone or something so much to the point that you cannot sleep —usually used in negative statements. To not lose sleep over something means to not let something worry or upset you. Related words: worry a lot, overthink, get insomnia Example Sentences I know I made a mistake, but I wouldn't lose sleep over it. I wouldn't lose any sleep over what happened. I'm disappointed about their decision, but I'm not losing any sleep over it. It was just a mistake. Don’t lose any sleep over it. It’s just a practice game – I wouldn’t lose any sleep over it. Yes, my husband is in a little bit of trouble, but I'm not going to lose any sleep over him. I think my parents didn't lose sleep over my poor school performance. It's too bad, the experiment failed, but I'm not going to lose sleep over it. I hope you won't lose sleep over this issue with the comput...