To feel anxious or concerned about someone or something. The doctor won't have my test results for a few days, and I'm trying not to fret about it.Don't fret about it—it's really not a big deal.See also: fret
fret about someone or something
and fret over someone or somethingto worry about someone or something. Please don't fret about being a few minutes late.There is no need to fret over Larry.See also: fret