Alert - definition, pronunciation, transcription
- a warning serves to make you more alert to danger (syn: alerting)
- an automatic signal (usually a sound) warning of danger (syn: alarm, alarum)
- mentally perceptive and responsive (syn: alive, awake)
An alert guard stopped the robbers.
He was tired and had trouble staying alert while he was driving.
She wasn't mentally alert enough to answer the questions.
An alert watchdog guarded the door.
They sounded an alert when enemy planes were approaching the city.
Medical officials have put out an alert to hospitals to look out for the virus.
The government has issued a terrorism alert.
Several neighbors alerted the authorities when they noticed strangers acting suspiciously.
The governor alerted island residents that a hurricane was coming.
The teacher alerted the students that tests would be given the next day.
In case of an alert, every battalion, every company, and every man know their stations.
Now Jamaica is under another storm alert.
Flood alerts were issued on Thursday for parts of the Philippines.
We must alert the public to the danger.
The animal raised its head, suddenly alert.
present participle: alerting
past tense: alerted
past participle: alerted