eat out of hand
eat out of (one's) hand
To be completely accepting of whatever one says or requires. You can tell the candidate has his followers eating out of his hand—they'll believe anything he says, no matter how plainly false.
eat out of someone's hand
Fig. to do exactly as someone says; to grovel to someone. I've got her eating out of my hand. She'll do anything I ask. He will be eating out of your hand before you are finished with him.
eat out of (someone's) hand
To be manipulated or dominated by another.