Eating out of someone’s hand

Eating out of someone’s hand is an idiom that may not be as old as you think. An idiom is a commonly used word, group of words, or phrase that has a figurative meaning that is not easily deduced from its literal definition. Often using descriptive imagery or metaphors, common idioms are words and phrases […]
from Grammarist
https://grammarist.com/idiom/eating-out-of-someones-hand/