むねうち 胸の内 LinksSentence search for 胸の内Sentence search for むねのうちSentence search for 胸のうちSentence search for 胸の裡Kanji details for 胸 and 内Edit in JMdict Expressions (phrases, clauses, etc.), Noun1. what's in one's heart; one's emotional state; what one feelsOther forms胸のうち 【むねのうち】、胸の裡 【むねのうち】Notes胸の裡: Rarely-used kanji form. Discussions Log in to talk about this word.