English Dictionary

blue rinse

noun

A diluted blue hair dye used to reduce the yellowed or translucent appearance of greying hair on older women (because the ability to see the colour blue decreases with age).

She always gets a blue rinse at the salon.

意味（1）

A diluted blue hair dye used to reduce the yellowed or translucent appearance of greying hair on older women (because the ability to see the colour blue decreases with age).