1. A map, especially one for motorists, showing and designating the roads of a region.
2. A set of guidelines, instructions, plans, or explanations: wrote an ethics code as a road map for the behavior of elected officials; a road map to peace in the war-torn area.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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