in (all) honesty

idiomPart ofhonesty

in (all) honesty — idiom

1. Used to say something that is true but might be disappointing or hard to accept.

1.idiom
Definition

Used to say something that is true but might be disappointing or hard to accept.

Example

In all honesty, I think the movie was too long.

Maya admitted, in honesty, that she had made a mistake.