目の上のこぶ めのうえのこぶ Also written 目の上の瘤 Meanings Expression, Noun a thorn in one's side; a pain in the butt (often someone higher in rank, ability, etc.); nuisance; something in the way Kanji 目 eye. Read as め. 上 up. Read as うえ. Word lists Idioms Jinuma: Japanese Dictionary · Word lists