firewall

2 definitions found

firewall - WordNet (r) 2.1 (2005) :

  firewall
      n 1: (colloquial) the application of maximum thrust; "he moved
           the throttle to the firewall"
      2: (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
      3: a fireproof (or fire-resistant) wall designed to prevent the
         spread of fire through a building or a vehicle

firewall - Free On-line Dictionary of Computing (26 May 2007) :

  firewall
  
     1. firewall code.
  
     2. firewall machine.