[wean] vt [ME wenen, fr. OE wenian to accustom, wean; akin to OE wunian to be used to--more at wont] (bef. 12c) 1: to accustom (as a child) to take food otherwise than by nursing
2: to detach from a source of dependence "being ~ed off the medication" "~ the bears from human food --Sports Illus."; also: to free from a usu. unwholesome habit or interest "~ him off his excessive drinking" "settling his soldiers on the land ... , ~ing them from habits of violence --Geoffrey Carnall"
3: to accustom to something from an early age--used in the passive esp. with on "students ~ed on the microcomputer" "I was ~ed on greasepaint --Helen Hayes" "the principles upon which he had been ~ed --J. A. Michener"