eat out of the palm of someone's hand

verb1

•
To obey, cooperate with, or believe with no resistance or hesitation; to be completely charmed by.
- And there I worked with children because I had been a school teacher and children ate out of the palm of my hand. — 1977

forms

ate out of the palm of someone's hand · eaten out of the palm of someone's hand · eating out of the palm of someone's hand · eats out of the palm of someone's hand