- 1a person trained to give and receive signals in the army or navy
- 2a person whose job is operating signals on a railroad
signalman
nounNAmE//ˈsɪɡnəlmən//
(pl. signalmen NAmE//ˈsɪɡnəlmən//
) (also signaler)Check pronunciation: signalman
Definition of signalman noun from the Oxford Advanced American Dictionary