silent alarm
an alarm that alerts security personnel or the police without the knowledge of the intruder or criminal whose presence triggers it: The silent alarm set off a flashing light at the police station.
any visual rather than audible alarm.
Words Nearby silent alarm
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use silent alarm in a sentence
And then, some silent alarm clicked into place in Sabo's mind, tightening his stomach, screaming to be heard.
Derelict | Alan Edward Nourse“The silent alarm,” she murmured as she hastily drew from her pocket two dark cylinders.
The Silent Alarm | Roy J. SnellBy the aid of the silent alarm she had received a message from her.
The Silent Alarm | Roy J. SnellUntil now the silent alarm had been little more than a plaything.
The Silent Alarm | Roy J. SnellMaybe that's why I didn't show up any better, here the other night, when Vee rings in this silent alarm on me.
The House of Torchy | Sewell Ford
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