firewall
IPA: fˈaɪrwɑɫ
noun
- (architecture) A fireproof barrier used to prevent the spread of fire between or through buildings, structures, electrical substation transformers, or within an aircraft or vehicle.
- (computer security) The software that monitors traffic in and out of a private network or a personal computer and allows or blocks such traffic depending on its perceived threat.
- (physics) A hypothetical phenomenon where an observer falling into a black hole encounters high-energy quanta at or near the event horizon.
verb
- (transitive, computer security) To protect with a firewall.
- (transitive, computer security) To block with a firewall.
- (intransitive, motor vehicles or aircraft, slang) To use maximum engine power or acceleration.
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Examples of "firewall" in Sentences
- Every day we continue to be fat, dumb, and happy with our IANA private ranges and doing port address translation at the firewall is another day further ensconced in the inebriation of IPv4.
- If you have been using the Internet for any length of time, and especially if you work at a larger company and browse the Web while you are at work, you have probably heard the term firewall used.
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