unlaw noun 3verb 3forms 3 noun3 •Absence of law; lawlessness.In regard to abortion we are now lawless. The law of the land is no law at all; that is, unlaw reigns. — 2012 •(no longer used) A crime, an illegal action. •(no longer used) A fine exacted from a transgressor of the law. verb3 •To deprive of the authority or character of law. •To put beyond the protection of the law; to outlaw. •(no longer used) To fine. formsunlawed · unlawing · unlaws