also: ゴマしおあたま
noun
salt and pepper hair; dark hair streaked with gray
Describes hair that is a mix of dark and gray/white, resembling the look of salt and pepper. A common, neutral term.
父は最近ごま塩頭になってきた。
My father's hair has recently become salt and pepper.
ごま塩頭の男性が道を尋ねてきた。
A man with salt and pepper hair asked me for directions.