1. Information relating to the armed forces of a foreign country that is significant to the planning and conduct of another country's military doctrine, policy, and operations.
2. An agency of the armed forces that procures, analyzes, and uses information of tactical and strategic military value.

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.