えっけんこうい 越権行為 LinksSentence search for 越権行為Sentence search for えっけんこういKanji details for 越, 権, 行 and 為Edit in JMdict Noun1. exceeding one's authority; abusing one's legal authority; ultra vires activitiesYojijukugo (four character compound) Discussions Log in to talk about this word.