See Also: alert(medicine)
alert(dictionary)
Alert(money)
red alert(dictionary)
Radar alert(money)
Forex alert(finance)
Radar alert(finance)
alert 1, adjective(dictionary)
alert 2, verb(dictionary)
alert 3, noun(dictionary)

alert (iou)



alert adverb, adjective, noun, & verb. Also alerte. L16.
[French alerte, earlier allerte, a l'airte from Italian all' erta, from alla at the + erta lookout (tower).]
A. adverb & adjective.
adverb & pred. adjective. Orig. Military. On the lookout; watchful, vigilant. L16.
adjective. Quick in attention or motion; lively, nimble. E18.
b. noun. A sudden attack or surprise; a warning call, an alarm; (the period of) a warning of an air raid etc. L18.
on the alert on the lookout against danger or attack. red alert: see RED adjective. yellow alert: see YELLOW adjective.
C. verb trans. Make alert, warn. (Foll. by to.) M19.
alertly adverb L18.
alertness noun E18.