Meaning of “honesty” - Learner’s Dictionary

honesty

noun uk us /ˈɒnɪsti/

B2 [ U ] the quality of being honest

in all honesty

used when you are saying what you really think or feel about something:

In all honesty, I'd rather not go.
→ Opposite dishonesty

(Definition of “honesty” from the Cambridge Learner’s Dictionary © Cambridge University Press)