For what they play Aunt Jemima is the perfect term
Even if now she got a perm
from Public Enemy (Ft. Big Daddy Kane & Ice Cube) – Burn Hollywood Burn Lyrics on Rap Genius
Meaning
Kane argues that movie roles for black women have not changed much from the traditional “mammy” stereotype, even if they look like modern-day women
Aunt Jemima:

In 1989, the Aunt Jemima advertising figure was overhauled, giving her a perm instead of a head kerchief.

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