1. railroad flat an apartment whose rooms are all in a line with doors between them
  2. railroad line line that is the commercial organization responsible for operating a system of transportation for trains that pull passengers or freight
  3. railroad tie one of the cross braces that support the rails on a railway track
  4. railroad vine a prostrate perennial of coastal sand dunes Florida to Texas
  5. railroad bed a bed on which railroad track is laid
  6. railroad ticket a ticket good for a ride on a railroad train
  7. railroad track a line of track providing a runway for wheels
  8. railroad train public transport provided by a line of railway cars coupled together and drawn by a locomotive
  9. railroad car a wheeled vehicle adapted to the rails of railroad
  10. railroad man an employee of a railroad
  11. railroad station terminal where trains load or unload passengers or goods
  12. railroad worm larvae bore into and feed on apples
  13. salt flat a flat expanse of salt left by the evaporation of a body of salt water
  14. railroad a line of track providing a runway for wheels
  15. railroading the activity of designing and constructing and operating railroads
  16. Robert Fulton American inventor who designed the first commercially successful steamboat and the first steam warship (1765-1815)
  17. railroader an employee of a railroad
  18. railroad siding a short stretch of railroad track used to store rolling stock or enable trains on the same line to pass
  19. railroad tunnel a tunnel through which the railroad track runs
  20. goldfields small slender woolly annual with very narrow opposite leaves and branches bearing solitary golden-yellow flower heads; southwestern Oregon to Baja California and Arizona; often cultivated