- a signal that warns that a fire has started.
- a bell, buzzer, siren, horn, etc., that provides such a signal.
Origin of fire alarm
An Americanism dating back to 1840–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for fire alarm
In his agitation he gave such a tug at the bell that it clanged like a fire-alarm.Despair's Last Journey
David Christie Murray
Here, at the first news of fire in the city, is sounded the fire-alarm.Autumn Impressions of the Gironde
Isabel Giberne Sieveking
Finally he rushed to his big gong and made it clatter like a fire-alarm.The Emerald City of Oz
L. Frank Baum
What's all this fire-alarm that's been sprung about a new elevator trust?The Wreckers
I guess she'll hear of the fire-alarm, and hurry home: it'll be jest like her.
- a device to give warning of fire, esp a bell, siren, or hooter
- a shout to warn that a fire has broken out