Dictionary.com
Thesaurus.com
Synonyms

fire alarm

American  

noun

fire alarms plural
  1. a signal that warns that a fire has started.

  2. a bell, buzzer, siren, horn, etc., that provides such a signal.


fire alarm British  

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of fire alarm

An Americanism dating back to 1840–50

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

While stressing that officials needed to make a comprehensive assessment, he said he saw "no emergency exit signage, emergency lighting systems or fire alarm devices".

From Barron's Jul. 14, 2026

The intervention, echoed by White House officials, was the equivalent of a fire alarm across Europe.

From The Wall Street Journal Jul. 8, 2026

His alarm clock, a big and bulky machine that’s Bluetooth-connected to the house’s fire alarm, rattles his room until he finally shuts it off.

From Los Angeles Times Jun. 11, 2026

“You want to get somebody’s attention really quick? Make the fire alarm go off in your spacecraft when you’re still about 80,000 miles from home,” Wiseman said.

From The Wall Street Journal Apr. 16, 2026

A chirping ring that was almost impossible to hear under the screaming of the fire alarm.

From "Time Bomb" by Joelle Charbonneau

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training