# someone's heart is in

idiom

Source: https://englishreference.com/idiom/someones-heart-is-in
Updated: 2026-08-10

## Meaning

Someone is emotionally invested in (something); someone does (something) wholeheartedly.

## Examples

- She works hard because her heart is in the project.
- He decided to quit his job because his heart was no longer in the work he was doing every day.
- Although the task was difficult and offered little reward, she persevered because her heart was truly in the cause she served.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.