fire alarm

Definition of Fire Alarm in English :

1. fire alarm

a shout or bell to warn that fire has broken out

2. fire alarm, smoke alarm

an alarm that is tripped off by fire or smoke

WordNet Lexical Database for English. Princeton University. 2010.

Fire Alarm

noun

1.

a device to give warning of fire, esp a bell, siren, or hooter

2.

a shout to warn that a fire has broken out

1.

a signal to announce the outbreak of a fire, the activation of a smoke detector, etc.

2.

a bell, siren, whistle, flashing light, etc. to give this signal

n.

1. A device, such as a siren, used in announcing the outbreak of a fire.

2. The signal, especially the noise, produced by such a device.