Meaning & Definition of word "Alert"

Alert

/əˈlɜːrt/

noun:

  • 1. A warning or notification.
    • Example: The fire alarm sent an alert throughout the building.
  • 2. A state of readiness or vigilance.
    • Example: The soldiers were on high alert for any threats.

verb:

  • 1. To warn someone to pay attention to something or to inform someone about a situation.
    • Example: The teacher alerted the students about the upcoming exam.

adjective:

  • 1. Quick to notice any unusual and potentially dangerous or difficult circumstances; vigilant.
    • Example: The alert guard noticed the intruder immediately.
  • 2. Mentally aware and attentive.
    • Example: She remained alert during the long meeting.

Etymology

French 'alerte', from Italian 'all'erta', meaning 'on the watch'.

Common Phrases and Expressions

stay alert:

to remain attentive and aware of one's surroundings.

alert to danger:

to be aware of and responsive to potential threats.

give an alert:

to provide a warning or notification.

Related Words

alertness:

the state of being watchful and prompt to respond.

alerting:

the action of notifying someone about something.

Slang Meanings of alert

Meaning: On high alert

Example Sentence: After the announcement, everyone was on high alert.

Meaning: Hyper-vigilant

Example Sentence: He's been feeling hyper-vigilant since the incident.