Meaning & Definition of Alert in English
English⟶
Alert
/ələrt/
noun
1. Condition of heightened watchfulness or preparation for action
- "Bombers were put on alert during the crisis"
synonym:
- alert,
- qui vive
2. A warning serves to make you more alert to danger
synonym:
- alert,
- alerting
3. An automatic signal (usually a sound) warning of danger
synonym:
- alarm,
- alert,
- warning signal,
- alarum
verb
1. Warn or arouse to a sense of danger or call to a state of preparedness
- "The empty house alarmed him"
- "We alerted the new neighbors to the high rate of burglaries"
synonym:
- alarm,
- alert
adjective
1. Engaged in or accustomed to close observation
- "Caught by a couple of alert cops"
- "Alert enough to spot the opportunity when it came"
- "Constantly alert and vigilant, like a sentinel on duty"
synonym:
- alert,
- watchful
2. Quick and energetic
- "A brisk walk in the park"
- "A lively gait"
- "A merry chase"
- "Traveling at a rattling rate"
- "A snappy pace"
- "A spanking breeze"
synonym:
- alert,
- brisk,
- lively,
- merry,
- rattling,
- snappy,
- spanking,
- zippy
3. Mentally perceptive and responsive
- "An alert mind"
- "Alert to the problems"
- "Alive to what is going on"
- "Awake to the dangers of her situation"
- "Was now awake to the reality of his predicament"
synonym:
- alert,
- alive(p),
- awake(p)
Examples of using
As she doesn't want to be cheated again, she's always on the alert.
He didn't want to be cheated again, and was always on the alert.
Stay alert.