a person (especially a woman) who is credited with having usually malignant supernatural powers. a woman who is believed to practice usually black (see BLACK entry 1 sense 7) magic often with the aid of a devil or familiar: SORCERESS. a practitioner of witchcraft (see WITCHCRAFT sense 3) especially in adherence with a neo-pagan tradition or religion (such as Wicca). a mean or ugly old woman: HAG, CRONE. a charming or alluring girl or woman. WITCH OF AGNESI. to affect injuriously with witchcraft. to influence or beguile with allure or charm. DOWSE.