寸鉄人を殺す すんてつひとをころす Meanings Expression, Godan verb to make a cutting remark (literally: to kill someone with a short blade) Kanji 寸 inch. Read as スン. 鉄 iron. Read as テツ. 人 person. Read as ひと. 殺 kill. Read as ころす. Word lists Idioms Jinuma: Japanese Dictionary · Word lists