むだあしふ 無駄足を踏む Show inflections LinksSentence search for 無駄足を踏むSentence search for むだあしをふむKanji details for 無, 駄, 足 and 踏Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'mu' ending1. to go on a fool's errand; to go in vain Discussions Log in to talk about this word.