on red alert
on red alert
In the highest possible state of readiness to address or prepare for some imminent danger, threat, trouble, or difficulty. The soldiers patrolling the border are on red alert. As soon as I heard my window break in the middle of the night, I was on red alert to fight off an intruder.
See also: alert, on, red
Farlex Dictionary of Idioms.
on ˌred aˈlert
prepared for an emergency or for something dangerous to happen: Following the bomb blast, local hospitals have been put on red alert.See also: alert, on, red
Farlex Partner Idioms Dictionary
- be on full alert
- be on red alert
- a red flag
- a/the sword of Damocles hangs over (one)
- a/the sword of Damocles hangs over (one's) head
- Damocles
- Damocles' sword hangs over (one)
- Damocles' sword hangs over (one's) head
- sword of Damocles
- a/the sword of Damocles