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1. A condition of heightened alertness or preparedness, especially to guard against imminent danger.
2. A warning of or signal indicating imminent danger.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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|Noun||1.||red alert - the highest level of alert when an attack by the enemy seems imminent (or more generally a state of alert resulting from imminent danger)|
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