A guidebook describing the roads of a country; contains maps and (sometimes) a gazetteer(noun)
WordNet. Princeton University. 2010.
Use "roadbook" in a sentence
"AMEN: Grassroots Football is an incredible interactive roadbook from photographer Jessica Hilltout that depicts the essence of soccer as experienced throughout the African continent."
"A genuine roadbook should open unknown realms in its words as it does in its miles."
"He describes Britain league by league, and is said to have the accuracy of a roadbook."