みこ 身を粉にする Show inflections LinksSentence search for 身を粉にするSentence search for みをこにするKanji details for 身 and 粉Edit in JMdict Expressions (phrases, clauses, etc.), Suru verb - included1. to work assiduously; to give one's all; to make the utmost effort; to make (grind) one's body into dust Discussions Log in to talk about this word.