黑头粉刺 hēitóufěncì blackhead Origin Definitions Defs Strokes Stroke Words Sentences Sents 黑头 黑頭 hēitou noun blackhead A small plug of sebum and dead skin blocking a pore, common in acne; a comedo粉刺 fěncì pimple pimple; acne; blackhead. Small red bumps on the skin caused by overactive oil glands, commonly found on the face, chest, or back of young people; also known as 痤疮 cuóchuāng.