Definition of wean

• a. - To accustom and reconcile, as a child or other young animal, to a want or deprivation of mother's milk; to take from the breast or udder; to cause to cease to depend on the mother nourishment.
• a. - Hence, to detach or alienate the affections of, from any object of desire; to reconcile to the want or loss of anything.
• n. - A weanling; a young child.