after one's own heart

[after one's own heart] {adj. phr.}, {informal} Well liked because of agreeing with your own feelings, interests, and ideas; to your liking-agreeable. Used after "man" or some similar word.

He likes baseball and good food; he is a man after my own heart.

Thanks for agreeing with me about the class party; you're a girl after my own heart.

Compare: SEE EYE TO EYE.