a reversal of one's feelings, intentions, opinions, etc.: At first Mother said we couldn't go, but she had a change of heart and let us.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use change of heart in a sentence
In a surprising change-of-heart, two more Tory leaders have come out in favor of same-sex unions in the UK.
"You're one grand little lightning-change-of-heart-artist—gotta slip it to you for that," the detective observed truculently.The Day of Days | Louis Joseph Vance
Other Idioms and Phrases with change of heart
Altered feelings or attitude, as in Paul didn't like his new job, but a raise prompted a change of heart and he became quite enthusiastic. [Early 1800s]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.