Definition of "vigilante" []

• One who takes or advocates the taking of law enforcement into one's own hands. (noun)
• A member of a vigilance committee. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "He had what you call a vigilante system, in the plant."
• "Along the way, the central story of a murder investigated by a masked vigilante is supported by parallel stories of an alternate 1985 where Nixon has remained president for four terms, the Soviet communists have remained in power, and the world stands only days away from nuclear war."
• "While they determine what to do, the government tries to figure out how to handle the surge in vigilante justice and crime across the country."