{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.
AFTER ONE'S OWN HEART
Meaning of AFTER ONE'S OWN HEART in English
Slang English vocab. Английский сленговый словарь. 2012