signal corps

a branch of the army responsible for military communications, meteorological studies, and related work.

Origin of signal corps

An Americanism dating back to 1860–65

"Then I'll go back to town and set the signal-corps men to work," he said.

The Last Shot |Frederick Palmer
Here, on the extreme summit, is an open tent of the Signal-Corps.

The Secret Service. |Albert D. Richardson
Already two runners had been despatched, and the signal-corps men were working frantically.

Huts in Hell |Daniel A. Poling
It was strange to find this little station with two or three men of the signal-corps away out here in the wilderness.

Ten Thousand Miles with a Dog Sled |Hudson Stuck

He has even picked up the Morse code, and only yesterday I found him relieving the signal-corps man at the key.

The Code of the Mountains |Charles Neville Buck