cockles of (one's) heart
(redirected from cockles of their hearts)cockles of (one's) heart
The deepest part of oneself. Often used in the phrase "warmed the cockles of (one's) heart." Thank you so much—your kind words really warmed the cockles of my heart.
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
cockles of (one's) heart
One's innermost feelings: The valentine warmed the cockles of my heart.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.