cosmetics freak; makeup junkie
Slang term for a woman who is extremely passionate about cosmetics and makeup, often to an obsessive degree.
from English cosme(tics) freak
She's a cosmetics freak and buys every new release.
My makeup-junkie friend recommended a foundation to me.
Variant with interpunct; less common but still seen.
From English 'cosme(tics) freak'.