Now strike your saile, ye jolly mariners, For we be come unto a quiet rode [road]. --Spenser.

On, or Upon, the road, traveling or passing over a road; coming or going; on the way.

My hat and wig will soon be here, They are upon the road. --Cowper.

Road agent, a highwayman, especially on the stage routes of the unsettled western parts of the United States; -- a humorous euphemism. [Western U.S.]

The highway robber -- road agent he is quaintly called. --The century.

Road book, a quidebook in respect to roads and distances.

Road metal, the broken, stone used in macadamizing roads.

Road roller, a heavy roller, or combinations of rollers, for making earth, macadam, or concrete roads smooth and compact. -- often driven by steam.

Road runner (Zo["o]l.), the chaparral cock.

Road steamer, a locomotive engine adapted to running on common roads.

To go on the road, to engage in the business of a commercial traveler. [Colloq.]

To take the road, to begin or engage in traveling.

To take to the road, to engage in robbery upon the highways.

Syn: Way; highway; street; lane; pathway; route; passage; course. See Way.

Source: Webster's Revised Unabridged Dictionary (1913)