n.
1.the application of maximum thrust
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
3.fireproof (or fire-resistant) wall designed to prevent the spread of fire through a building or a vehicle
Idiom of the Day
guest of honor
the special person for whom a party or ceremony is held
My father was the guest of honor at the company banquet.