FIREWALL

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does firewall mean? 

• FIREWALL (noun)
  The noun FIREWALL has 3 senses:

1. (colloquial) 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; commonly used on local area networks that are connected to the internet

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

  Familiarity information: FIREWALL used as a noun is uncommon.

 Dictionary entry details 

• FIREWALL (noun)

Sense 1

Meaning:

(colloquial) the application of maximum thrust

Classified under:

Nouns denoting acts or actions

Context example:

he moved the throttle to the firewall

Hypernyms ("firewall" is a kind of...):

drive; driving force; thrust (the act of applying force to propel something)

Domain usage:

colloquialism (a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech)

Sense 2

Meaning:

(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

Classified under:

Nouns denoting man-made objects

Hypernyms ("firewall" is a kind of...):

security system ((computing) a system that enforces boundaries between computer networks)

Domain category:

computer science; computing (the branch of engineering science that studies (with the aid of computers) computable processes and structures)

Sense 3

Meaning:

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

Classified under:

Nouns denoting man-made objects

Hypernyms ("firewall" is a kind of...):

wall (an architectural partition with a height and length greater than its thickness; used to divide or enclose an area or to support another structure)