to lay down authoritatively as a guide, direction, or rule of action; to impose as a peremptory order; to dictate; to appoint; to direct.-to direct, as a remedy to be used by a patient; as, the doctor prescribed quinine.-to give directions; to dictate.-to influence by long use-to write or to give medical directions; to indicate remedies; as, to prescribe for a patient in a fever.-to claim by prescription; to claim a title to a thing on the ground of immemorial use and enjoyment, that is, by a custom having the force of law.