adj. 1 watchful, vigilant. 2 nimble, attentive. n. 1 warning call or alarm. 2 state or period of special vigilance. v. (often foil. by to) warn. [French alerte from Italian all’erta to the watchtower]
adj. 1 watchful, vigilant. 2 nimble, attentive. n. 1 warning call or alarm. 2 state or period of special vigilance. v. (often foil. by to) warn. [French alerte from Italian all’erta to the watchtower]