Definition of fog signal in English:

Share this entry

fog signal

noun

A small explosive charge which can be placed on a railway line in fog to be set off by the train as a signal to the driver.
Example sentences
  • Students were taught how to lay dummy charges and fog signals, then walk away and hide.
  • Beavertail has probably seen more types of fog signals than any other New England lighthouse station.
  • The air fog signal was replaced by an electric omnidirectional signal controlled by a fog detector.
Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.