九牛の一毛 きゅうぎゅうのいちもう Also written 九牛一毛 Meanings Expression, Noun small fraction (of); drop in the bucket; drop in the ocean Kanji 九 nine. Read as キュウ. 牛 cow. Read as ギュウ. 一 one. Read as イチ. 毛 hair. Read as モウ. Word lists Idioms Yojijukugo (四字熟語) Jinuma: Japanese Dictionary · Word lists