the history of 'railroading' [=of trains, railroads, the people who work on them, etc.]
He worked as a 'railroader' [=a person who works for a railroad company] all his life.
a controversial law that is being 'railroaded through' Congress
(..) and things got a little spontaneous. Oh, that sounds juicy. Well, Sheldon was going on and on about time zones and railroad schedules, and I went out... Wait, I remember that. Hang on. You did it at our place? (..)2016 TvShow: The Big Bang Theory Title: The Positive Negative Reaction Season: 9 Episode 16