signalman

/ˈsɪɡnəlmən/
noun
  1. A person whose job is to operate railway signals and ensure trains run safely.
    • My grandfather worked as a signalman for the railroad for forty years.
    • The signalman pulled the lever to change the track ahead.
    • The signalman spotted a problem on the line and stopped the train in time.
  2. A person who sends and receives signals, especially in military or naval contexts.
    • He trained as a signalman in the army, learning Morse code and radio procedures.
    • The signalman on the ship used flags to communicate with the nearby vessel.
    • During the battle, the signalman relayed orders from the commander.
What does "signalman" mean? | whatsthatwordmean | whatsthatwordmean