/ ˈɒnɪstli; NAmE ˈɑːn-/ adverb
1.
in an honest way :
I can't believe he got that money honestly.
SYN dishonestly
2.
used to emphasize that what you are saying is true, however surprising it may seem :
I didn't tell anyone, honestly!
I honestly can't remember a thing about last night.
You can't honestly expect me to believe that!
3.
( informal ) used to show that you disapprove of sth and are irritated by it :
Honestly! Whatever will they think of next?