fire alarm

noun

: a device that makes a loud sound to warn people when there is a fire
Someone set off the fire alarm.

Examples of fire alarm in a Sentence

Recent Examples on the Web
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After Stephen Colbert was accused of crossing a picket line during a Harvard University event, the evening was cut short when someone pulled a fire alarm. — Carly Thomas, HollywoodReporter, 8 Nov. 2026 The changes include everything from new fire alarm regulations to a requirement that buildings be all-electric, instead of using natural gas for heating. — Barbara Henry, San Diego Union-Tribune, 7 Nov. 2026 The shutdown of the fire alarm system was also a factor in the heavy death toll. — Arkansas Online, 30 Oct. 2026 Aguilar declined to take the rest of the day off but then activated the fire alarm system after the meeting and tried to leave the building. — Harriet Ramos, Fort Worth Star-Telegram, 24 Oct. 2026 See All Example Sentences for fire alarm

Cite this Entry

“Fire alarm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fire%20alarm. Accessed 12 Nov. 2026.

Kids Definition

fire alarm

noun
: an alarm sounded to signal the outbreak of a fire
also : a device for sounding such an alarm
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