HyperDic: red_alert

English > 1 sense of the expression *red alert*:
NOUN	state	red alert	the highest level of alert when an attack by the enemy / enemy seems imminent (or more generally a state of alert resulting from imminent danger)

English > *red alert*: 1 sense > noun 1, state
Meaning	The highest level of alert when an attack by the enemy / enemy seems imminent (or more generally a state of alert resulting from imminent danger).
Broader	alert, qui vive	condition of heightened watchfulness or preparation / preparation for action