wig-wag
n.— «They said the car…was northbound on Bathurst Street on Sunday night when the driver lost control. She was making a right turn and struck a CN wig-wag signal on the main north-south line.» —“Train gives youth rude awakening” Globe and Mail (Toronto, Canada) Apr. 22, 1986. (source: Double-Tongued Dictionary)
Further reading
Aaron in Los Angeles, California, notes while using public transit in Britain he and other passengers were instructed to alight from the front, meaning “exit the car from the front.” Alight comes from an Old English word alihtan, literally, to...
Samantha Harvey’s novel Orbital is a sensuous, exhilarating meditation about the strangeness of life on a space station, with its mix of tedious tasks and jaw-dropping views. And: a musician who rode the rails in his youth shares the slang he...