Someone who tends to wear black clothing and, typically, is employed in a creative field. The term is formed on the model of "blue-collar" and "white-collar." Honestly, the black-collar workers employed by that designer really intimidate me—they just seem so cool!
black-collar workers
n. people, usually affected, who wear black all the time. (Contrived. A play on white-collar and blue-collar workers.) I hate to go over to the gallery. It’s filled with black-collar workers. Reminds me of the Adams Family.