noun one who holds the doctrine of utilitarianism.
2. utilitarian ·adj of or pertaining to utilitarianism; supporting utilitarianism; as, the utilitarian view of morality; the utilitarian society.
3. utilitarian ·adj of or pertaining to utility; consisting in utility; /iming at utility as distinguished from beauty, ornament, ·etc.; sometimes, reproachfully, evincing, or characterized by, a regard for utility of a lower kind, or marked by a sordid spirit; as, utilitarian narrowness; a utilitarian indifference to art.