The activities of a vigilante; acting outside of legal authority, often violently, to punish or avenge a crime, right a perceived wrong, etc.

plural of vigilantism

A member of a vigilance committee. [from 19th c.] / A person who acts outside of legal authority, often violently, to punish or avenge a crime, right a perceived wrong, etc.

plural of vigilante

Alternative spelling of vigilantism

plural of Vigilante

A surname.