SkyfireDict

firewall   (TTS Sound)

The noun firewall has 3 senses

• firewall -- ((colloquial) the application of maximum thrust; "he moved the throttle to the firewall")


• 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)


• firewall -- (a fireproof (or fire-resistant) wall designed to prevent the spread of fire through a building or a vehicle)