Meaning of the word "in all honesty" in English

What does "in all honesty" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

in all honesty

US /ɪn ɔːl ˈɑːnɪsti/
UK /ɪn ɔːl ˈɒn.ɪ.sti/
"in all honesty" picture

Phrase

used to emphasize that one is speaking truthfully and openly

Example:
In all honesty, I don't think that's a good idea.
She admitted, in all honesty, that she had made a mistake.