alarm

/əˈlɑrm/
verb
  1. To cause someone to feel sudden fear or worry.
    • Don't alarm your little brother with those scary stories.
    • The doctor's serious tone alarmed the patient's family.
    • The sudden drop in temperature alarmed the hikers.
  2. To fit or activate a warning device, such as a security system.
    • She forgot to alarm her car, and it was broken into.
    • The security guard alarmed the building after hours.
    • We need to alarm the ground floor windows before we leave.
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noun
  1. A device that makes a loud sound to warn or alert people, such as a fire alarm or burglar alarm.
    • The smoke alarm went off when I burned the toast.
    • We installed a new alarm system in our house for safety.
    • The car alarm woke up the entire neighborhood.
  2. A sudden feeling of fear or worry caused by danger or trouble.
    • She felt a wave of alarm when she heard the strange noise.
    • The news of the storm caused great alarm among the residents.
    • He tried to hide his alarm, but his hands were shaking.
  3. A clock or device that wakes someone up at a set time.
    • I set my alarm for 6:30 AM every weekday.
    • He hit the snooze button on his alarm and went back to sleep.
    • Her alarm didn't go off, so she was late for work.
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What does "alarm" mean? | whatsthatwordmean | whatsthatwordmean