Advertisement
Advertisement
blue alert
noun
- (in military or civilian defense) an alert following the first, or yellow, alert, in which air attack seems probable.
Advertisement
Word of the Day
[pet-ri-kawr]
Meaning and examplesStart each day with the Word of the Day in your inbox!
By clicking "Sign Up", you are accepting Dictionary.com Terms & Conditions and Privacy Policies.
Advertisement
Advertisement
Advertisement
Browse