The museum relied on a silent alarm to alert security without tipping off the intruder.

The old alarm system finally warned us when someone tried to break in.

The smoke alarm began chirping in the middle of the night, so we checked the batteries.

When the hustle alarm sounded, commuters hurried onto the train before the doors closed.

The sentry's shout turned out to be a false alarm, waking the entire garrison.

The sudden increase in cyberattacks should sound alarm-bells across the industry.

The sudden drop in sales set alarm bells ringing across the company.

Before starting the old steam engine, the engineer checked the alarm gauge to make sure the boiler pressure wasn't excessive and the water level was adequate.

The ship's alarm gauges started blinking when the pressure exceeded the safe limit.

She set multiple hustle alarms on her phone to stay motivated during the early mornings.