alert

1. a. Watchful; vigilant; active in vigilance. Source: opted

2. a. Brisk; nimble; moving with celerity. Source: opted

3. n. An alarm from a real or threatened attack; a sudden attack; also, a bugle sound to give warning. Source: opted

4. adj. engaged in or accustomed to close observation Source: wordnet

5. adj. quick and energetic Source: wordnet

6. adj. mentally perceptive and responsive Source: wordnet

7. n. condition of heightened watchfulness or preparation for action Source: wordnet

8. n. a warning serves to make you more alert to danger Source: wordnet

9. n. an automatic signal (usually a sound) warning of danger Source: wordnet

10. v. warn or arouse to a sense of danger or call to a state of preparedness Source: wordnet

11. 1. Watchful; vigilant; active in vigilance. 2. Brisk; nimble; moving with celerity. An alert young fellow. Addison. Syn. -- Active; agile; lively; quick; prompt. An alarm from a real or threatened attack; a sudden attack; also, a bugle sound to give warning. "We have had an alert." Farrow. On the alert, on the lookout or watch against attack or danger; ready to act. Source: webster

12. An alarm from a real or threatened attack; a sudden attack;also, a bugle sound to give warning. "We have had an alert." Farrow.On the alert, on the lookout or watch against attack or danger; readyto act. Source: adambom

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