noun

• (chiefly US, Philippines) A permanent track consisting of fixed metal rails to drive trains or similar motorized vehicles on.
  "Many railroads roughly follow the trace of older land or water roads."
• (chiefly US) The transportation system comprising such tracks and vehicles fitted to travel on the rails, usually with several vehicles connected together in a train.
• (chiefly US) A single, privately or publicly owned property comprising one or more such tracks and usually associated assets
  "Railroads can only compete fully if their tracks are technically compatible with and linked to each other."
• (figuratively) A procedure conducted in haste without due consideration.
  "The lawyers made the procedure a railroad to get the signatures they needed."

verb

• (transitive) To transport via railroad.
• (intransitive) To operate a railroad.
  "The Thatcherite experiment proved the private sector can railroad as inefficiently as a state monopoly."
• (intransitive) To work for a railroad.
• (intransitive) To travel by railroad.