in one's heart of hearts

in (one's) heart of hearts

In the deepest, most intimate part of oneself. In my heart of hearts, I knew that I didn't really love Bill—and yet, I married him anyway. A: "I'm so sorry that your daughter's modeling job didn't work out." B: "Oh, that's OK. In her heart of hearts, she knew it was a long shot."
See also: heart, of
Farlex Dictionary of Idioms.

in one's heart of hearts

According to one's truest, innermost feelings, especially when secret. For example, It's a wonderful job offer, but in my heart of hearts I don't want to leave this area. [Late 1500s]
See also: heart, of
The American Heritage® Dictionary of Idioms by Christine Ammer.

in (one's) heart of hearts

In the seat of one's truest feelings.
See also: heart, of
American Heritage® Dictionary of the English Language, Fifth Edition.

in one's heart of hearts

In the innermost recesses of one’s mind or feelings. This expression was used by Shakespeare, “In my heart’s core, ay in my heart of heart” (Hamlet, 3.2), as well as by William Wordsworth (Intimations of Immortality, 1806) and Anthony Trollope (The Last Chronicle of Barset, 1867).
See also: heart, of
The Dictionary of Clichés by Christine Ammer
See also:
  • for (one's) (own) sake
  • for sake
  • wash (one's) hands of (someone or something)
  • wash hands of
  • wash one's hands of
  • wash your hands of
  • wash your hands of somebody/something
  • wash your hands of something/someone
  • put (oneself) on the line
  • put yourself on the line