Source : Webster's Revised Unabridged Dictionary (1913)

Road \Road\, n. [AS. r[=a]d a riding, that on which one rides or
   travels, a road, fr. r[=i]dan to ride. See {Ride}, and cf.
   {Raid}.]
   1. A journey, or stage of a journey. [Obs.]

            With easy roads he came to Leicester. --Shak.

   2. An inroad; an invasion; a raid. [Obs.] --Spenser.

   3. A place where one may ride; an open way or public passage
      for vehicles, persons, and animals; a track for travel,
      forming a means of communication between one city, town,
      or place, and another.

            The most villainous house in all the London road.
                                                  --Shak.

   Note: The word is generally applied to highways, and as a
         generic term it includes highway, street, and lane.

   4. [Possibly akin to Icel. rei[eth]i the rigging of a ship,
      E. ready.] A place where ships may ride at anchor at some
      distance from the shore; a roadstead; -- often in the
      plural; as, Hampton Roads. --Shak.

Source : WordNet®

road
     adj 1: taking place over public roads; "road racing" [syn: {road(a)}]
            [ant: {cross-country}]
     2: working for a short time in different places; "itinerant
        laborers"; "a road show"; "traveling salesman"; "touring
        company" [syn: {itinerant}, {touring}, {traveling}]

road
     n 1: an open way (generally public) for travel or transportation
          [syn: {route}]
     2: a way or means to achieve something; "the road to fame"