むねか 胸を貸す Show inflections LinksSentence search for 胸を貸すSentence search for むねをかすKanji details for 胸 and 貸Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'su' ending1. to allow a less skilled person to practice with one (esp. in sumo)See also 胸を借りる Discussions Log in to talk about this word.