heart and soul LITERARY
completely:
She loves those children heart and soul.

[TahlilGaran] Advanced Learner's Dictionary ▲

heart and soul
put (your) heart and soul into (something/doing something) - to do something with a lot of energy and interest.
She loves him heart and soul.
(= completely)

[TahlilGaran] English Idioms Dictionary ▲

heart and soul
the core or total person
The girl loved her boyfriend heart and soul.

[TahlilGaran] English Idioms Dictionary ▲

heart and soul
heart and soul¹ n. Eager love; strong feeling; great enthusiasm. Often used with a singular verb.
When Mr. Pitt plays the piano, his heart and soul is in it.
John plays tennis badly, but with heart and soul.
Mary wanted a puppy with all her heart and soul.
heart and soul² adv. Wholly and eagerly; with all one's interest and strength; completely.
Will you try to make our city a better place? Then we are with you heart and soul.
Mike was heart and soul against the new rules.
Compare: BODY AND SOUL.

[TahlilGaran] English Idioms Dictionary ▲