Synonyms of firewall

Noun

1. firewall, drive, thrust, driving force

usage: (colloquial) the application of maximum thrust; "he moved the throttle to the firewall"

2. firewall, security system

usage: (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. firewall, wall

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

Definition and meaning of firewall (Dictionary)