Vocabulary
骨の髄まで
ほねのずいまで
to the core; to the bone; to the marrow
expression
Example sentences
彼（かれ）は骨の髄（ほねのずい）まで日本人（にほんじん）だ。
He is Japanese to the bone.
骨の髄（ほねのずい）まで冷（ひ）えた。
I was chilled to the bone.