wearing dark make-up over pale skin in order to look like a black person or to hide your face

They used blacked-up white actors instead of African Americans. 他们让白人化妆扮演黑人，而不是采用非裔美国演员。

Their faces were blacked up with burnt cork; they were armed with clubs, knives, and pistols. 他们的脸用软木炭染黑；拿着棍子、刀子和手枪作武器。