rule of engagement
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rule of engagement
n. pl. rules of engagement
A military directive that delineates the limitations and circumstances under which forces will initiate and prosecute combat engagement with other forces encountered.
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.