Definition of «to be honest with someone»

To tell the truth or express one's genuine feelings, opinions, or intentions.

And they certainly may not be honest with others about why they are leaving, for lots of reasons. (nakedpastor.com)
Lets face it were not going to win the champions league anyway lets be honest with ourselves. (justarsenal.com)
When talking to a potential date, always be honest with what you think and how you feel. (pairedlife.com)
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