無骨一徹 ぶこついってつ Also written 武骨一徹 Meanings Noun, な-adjective rustic; boorish; uncouth; adamantly sticking to being boorish Kanji 無 without. Read as ブ. 骨 bone. Read as コツ. 一 one. Read as イチ. 徹 thorough. Read as テツ. Jinuma: Japanese Dictionary · Word lists