have your doubts (about something)
idiomPart ofdoubt
have your doubts (about something) — idiom
1. To have reasons for being uncertain about whether something is good or will happ
1.idiom
Definition
To have reasons for being uncertain about whether something is good or will happen.
Example
I have my doubts about the new plan's success.
She has her doubts about his ability to finish on time.