Synonyms for Railroad (same or very similar meaning)
WordNet sense 1 (line that is the commercial organization responsible for operating a system of transportation for trains that pull passengers or freight):
railway, railroad line, railway system, railway line
WordNet sense 2 (a line of track providing a runway for wheels):
railroad track
WordNet sense 3 (compel by coercion, threats, or crude means):
dragoon, sandbag
From the ODE community, based on WordNet
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