snow on the rooftop

Noun

euphemistic humorous idiomatic often uncountable

(idiomatic, euphemistic, often humorous) Gray or white hair on one's head, especially as an indication of aging.

Japanese Meaning

年齢を重ねたことの象徴としての白髪や銀髪。 / ユーモラスに老いを表現するための比喩表現としての白髪。

When his daughter asked if he was getting older, he pointed to the snow on the rooftop and winked.

娘に年を取ったかと尋ねられると、彼は自分の頭の白髪を指さしてウインクした。

Sense（1）

(idiomatic, euphemistic, often humorous) Gray or white hair on one's head, especially as an indication of aging.