ふくしん 腹心 Common word Show 1 collocation 腹心の部下 - henchman LinksSentence search for 腹心Sentence search for ふくしんKanji details for 腹 and 心Edit in JMdict Noun, Noun which may take the genitive case particle 'no'1. one's confidant; trusted friend; trusted retainer Discussions Log in to talk about this word.