alarm
🇺🇸
/əˈlɑːrm/
🇬🇧
/əˈlɑːm/
A loud sound or signal that warns of danger or a problem.
The fire alarm woke everyone in the building.
A device that warns of danger or that someone is in danger.
The car alarm went off when someone tried to break in.
A sound from a clock or phone that wakes you up at a set time.
My morning alarm rings at 7 AM every day.
Fear or worry when something bad might happen.
There is no need for alarm; the situation is under control.
To make someone feel worried or afraid.
The news of the storm will alarm the residents.
To fit a device that warns of illegal entry.
We should alarm all the windows to prevent break-ins.