English dictionary
alert
adjectiveAudio pronunciation
Parts of speech
Definitions
adjective
- engaged in or accustomed to close observation
adjective
- mentally perceptive and responsive
adjective
- quick and energetic
noun
- an automatic signal (usually a sound) warning of danger
noun
- a warning serves to make you more alert to danger
noun
- condition of heightened watchfulness or preparation for action
verb
- warn or arouse to a sense of danger or call to a state of preparedness
Example sentences
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
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
a brisk walk in the park
a lively gait
a merry chase
traveling at a rattling rate
a snappy pace
bombers were put on alert during the crisis
The empty house alarmed him
We alerted the new neighbors to the high rate of burglaries