firewall

A noun with multiple meanings: a fire-resistant wall designed to prevent fire spread; a computer security system that monitors and controls network traffic; and colloquially, the application of maximum thrust.

• 🇩🇪Substantiv mit mehreren Bedeutungen: eine feuerfeste Wand, die die Ausbreitung von Feuer verhindern soll; ein Computersicherheitssystem, das den Netzwerkverkehr überwacht und kontrolliert; und umgangssprachlich die Anwendung maximaler Triebwerksleistung.

1. Fireproof barrier B2 formal

   A wall made of fire-resistant material designed to stop the spread of fire through a building or vehicle.

   • The building code requires a firewall between the garage and the house.
   • Firefighters checked the integrity of the firewall after the blaze.
   • The car's firewall protects the passenger compartment from engine fires.

   🇩🇪Brandwand

2. Network security system B1 formal IT

   A security system, combining hardware and software, that limits network access to protect a computer or network from unauthorized intrusion.

   • The company installed a new firewall to protect its data.
   • Make sure your computer's firewall is enabled.
   • The hacker was unable to breach the network's firewall.

   🇩🇪Netzwerksicherheitssystem

3. Maximum engine thrust C1 informal american

   The application of maximum power or thrust, especially in an aircraft or rocket engine.

   • The pilot pushed the throttle through the firewall to escape the stall.
   • During the emergency, the engines were at full firewall.
   • He slammed the throttle to the firewall for maximum acceleration.

   🇩🇪Maximaler Schub

• firewalls plural form
• firewalls' possessive plural form
• firewall's possessive singular form