sentry box

a small structure for sheltering a sentry from bad weather.

Origin of sentry box

First recorded in 1695–1705

He approached his sentry-box, and there found the worthy Luquin fast asleep.

The Knight of Malta |Eugene Sue
“This sentry-box gets slimy and dirty,” he said, without the least idea of what the Rabbit had done.

Adventures in Toyland |Edith King Hall
In his sentry-box a sentinel was discovered, a grisly skeleton clasping his rusty sword.

Cities of the Dawn |J. Ewing Ritchie
On the right of the entrance, in a kind of sentry-box, Quantrelle the Red acted as concierge.

Katrine |Elinor Macartney Lane

The garden was in a wooden trough in front of his sentry-box.

The Iron Horse |R.M. Ballantyne

sentry box

a small shelter with an open front in which a sentry may stand to be sheltered from the weather