一寸の光陰軽んずべからず いっすんのこういんかろんずべからず Also written 一寸の光陰軽んず可からず Meanings Expression there isn't a moment to be wasted; every moment is precious; make hay while the sun shines Kanji 一 one. Read as イチ. 寸 inch. Read as スン. 光 light. Read as コウ. 陰 shade. Read as イン. 軽 lightweight Word lists Proverbs Jinuma: Japanese Dictionary · Word lists