もんどうむえき 問答無益 LinksSentence search for 問答無益Sentence search for もんどうむえきKanji details for 問, 答, 無 and 益Edit in JMdict Noun1. there being no use in arguing (about it); being stone-deaf to someone's appealsYojijukugo (four character compound) Discussions Log in to talk about this word.