Solutions On the alert has 15 entries with similar clues
- apbAlert about a flight, maybe
- smogCause for some alerts
- apbsAlerts to escapees, often
- pagerElectronic alerting device
- awakeAlert
- wakefulAlert and vigilant
- tip-offAlert
- sluggishNot lively or alert
- wake-up-toBecome alert to
- argus-eyedObservant and alert
- on-the-ballAlert
- on-ones-toesReady and alert
- keepyourwitsbe mentally alert and don't dispense with comics
- planetoftheapes1968 sci-fi movie that (spoiler alert!) is set on earth
- on-the-qui-viveAlert