break somebody's heart

break (one's) heart

To cause one to feel great sadness. This phrase is often said about the end of a romantic relationship. I know Adam broke your heart, but there are lots of guys out there who would treat you well. That poor, skittish cat just breaks my heart—I can't believe someone abandoned her!
See also: break, heart
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

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
Farlex Partner Idioms Dictionary © Farlex 2017
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References in periodicals archive ?
There's no easy way to break somebody's heart, as the song goes.
Her mother said, 'I know you're going to break her heart, but please be gentle.' "I said, 'I don't know how you could break somebody's heart and be gentle, but I don't intend to break her heart.' You never intend to."
I'm sure you've heard of the saying there's no easy way to break somebody's heart. This is absolutely true.