put on alert

  • 1alert — a|lert1 [əˈlə:t US ə:rt] adj [Date: 1500 1600; : French; Origin: alerte, from Italian all erta on the watch ] 1.) giving all your attention to what is happening, being said etc ▪ The animal raised its head, suddenly alert. ▪ Taking notes is one… …

    Dictionary of contemporary English

  • 2alert — [[t]əlɜ͟ː(r)t[/t]] ♦♦♦ alerts, alerting, alerted 1) ADJ GRADED If you are alert, you are paying full attention to things around you and are able to deal with anything that might happen. We all have to stay alert... He had been spotted by an alert …

    English dictionary

  • 3alert — [adj] attentive, lively active, all ears*, bright, cagey*, careful, circumspect, clever, fast on the draw*, good hands*, heads up*, heedful, hip, intelligent, jazzed*, observant, on guard*, on one’s toes*, on the ball*, on the job*, on the… …

    New thesaurus

  • 4alert — I (agile) adjective alive, animated, expeditious, nimble, quick, spirited, sprightly, spry II (vigilant) adjective active, alive, attentive, guarded, observant, on guard, prepared, wary, watchful III verb …

    Law dictionary

  • 5put on one's guard — index alert, notice (give formal warning) Burton s Legal Thesaurus. William C. Burton. 2006 …

    Law dictionary

  • 6alert — {{Roman}}I.{{/Roman}} noun ADJECTIVE ▪ heightened, high ▪ The country has put its troops on high alert. ▪ full ▪ amber, orange, red …

    Collocations dictionary

  • 7alert — I adj. alert to (alert to danger) II n. 1) to call an alert 2) to place, put (troops) on alert 3) to call off, cancel an alert 4) (a) full; preliminary; red alert (the troops were on full alert) 5) on (the) alert (to be on the alert) 6) (misc.)… …

    Combinatory dictionary

  • 8alert — 01. The patient was awake and [alert] about 3 hours after undergoing surgery. 02. Someone had better [alert] the police; we ve been robbed. 03. You have to be very [alert] if you are driving at night in heavy rain. 04. Police have warned people… …

    Grammatical examples in English

  • 9alert — a|lert1 [ ə lɜrt ] adjective * 1. ) able to think in a clear and intelligent way: He s remarkably alert for his age. Regular exercise could help you to feel better, look better, and be more alert. 2. ) alert to paying attention to what is… …

    Usage of the words and phrases in modern English

  • 10alert — 1. adjective 1) police have asked neighbors to stay alert Syn: vigilant, watchful, attentive, observant, wide awake, circumspect; on the lookout, on one s guard, on one s toes, on the qui vive; informal heads up, keeping one s eyes open/peeled,… …

    Thesaurus of popular words