What is the meaning of firewall?

noun

  • Colloquial) the application of maximum thrust. (
    • usage: "he moved the throttle to the firewall"
  • Computing) a security system consisting of a combination of hardware and software that limits the exposure of a computer or computer network to attack from crackers; commonly used on local area networks that are connected to the internet. (
  • A fireproof (or fire-resistant) wall designed to prevent the spread of fire through a building or a vehicle. .
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). firewall. Retrieved September 20, 2026, from http://smartdefine.org/firewall/definitions/1189001
ChicagoWordNet. 2010. "firewall" http://smartdefine.org/firewall/definitions/1189001 (accessed September 20, 2026).
HarvardWordNet 2010, firewall, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/firewall/definitions/1189001>.
MLAWordNet. "firewall" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/firewall/definitions/1189001>
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