胸むね一ひとつMeaningsNoun1. one's heart2. at one's discretion; in one's handsOther spellings胸むねひとつUsage share unknownKanji used胸chest一oneComposed of胸むねchest; breast; breasts; bosom; bust; heart; lungs; stomach; mind; feelingsNoun一ひとつone; for one thing; only; (not) even; just (e.g. "just try it"); some kind of; one type ofNumeric