Resisting authority or law; rebellious.Of a rebellious nature or character; characteristic of a rebel.n. A person who makes war upon the government of his country from political motives; one of a body of persons organized for a change of government or of laws by force of arms, or by open defiance.n. Hence One who or that which resists authority or law; one who refuses obedience to a superior, or who revolts against some controlling power or principle.n. Synonyms Traitor, etc. See insurgent, n.To make war against one's government, or against anything deemed oppressive, by arms or other means; revolt by active resistance or repulsion.