break somebody's heart

break somebody’s ˈheart

make somebody feel extremely unhappy: That boy is breaking his mother’s heart with his wild ways.It’s a job I would like, but it won’t break my heart if I don’t get it. ▶ ˈheartbreak noun: He causes his mother nothing but heartbreak. ˈheartbreaking, ˈheartbroken adj.: a heartbreaking storyWe were heartbroken by the news.
See also: break, heart