with (one's) hand on (one's) heart(redirected from with her hand on her heart)
with (one's) hand on (one's) heart
Giving the assurance or impression that one is being completely truthful, genuine, or sincere. With my hand on my heart, I can say that we have only ever acted in the best interests of our customers. She stood their with her hand on her heart and lied to our faces.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
with your ˌhand on your ˈheart,
ˌhand on ˈheartspeaking very honestly and telling the truth: I can tell you, hand on my heart, that I never took any money out of your purse. ♢ How can you stand there with your hand on your heart and tell me that?
Farlex Partner Idioms Dictionary © Farlex 2017