black and white (Adjective) — (photography) not having or not capable of producing colours. ex. "the movie was in black and white"
black and white (Adjective) — Lacking hue or shades of grey; part white and part black. ex. "a black-and-white cow" ex. "black-and-white blooms" ex. "black-and-white stripes"
black and white (Adjective) — Of a situation that is sharply divided into mutually exclusive categories. ex. "he rejected a black-and-white world" ex. "there are no black-and-white certainties" ex. "there were no grey areas, you were either for him or against him, he was all black-and-white"
black and white (Noun) — Communication by means of written symbols (either printed or handwritten).
black and white (Noun) — A black-and-white photograph or slide.