Definition of "unlaw"

unlaw¹

noun
usually uncountable, plural unlaws
1. (obsolete) A crime, an illegal action.
2. Absence of law; lawlessness.
  Quotations
  In regard to abortion we are now lawless. The law of the land is no law at all; that is, unlaw reigns.
  2012, Read I. Myers, The Great Canadian Oligarchy: Flaws in Our Freedoms
3. (obsolete) A fine exacted from a transgressor of the law.

unlaw²

verb
third-person singular simple present unlaws, present participle unlawing, simple past and past participle unlawed
1. (transitive) To deprive of the authority or character of law.
2. (transitive) To put beyond the protection of the law; to outlaw.
3. (transitive, obsolete, Scots law) To fine.