Sen·try n.; pl. Sentires
1. Mil. A soldier placed on guard; a sentinel.
2. Guard; watch, as by a sentinel.
Here toils, and death, and death's half-brother, sleep,
Forms terrible to view, their sentry keep. --Dryden.
Sentry box, a small house or box to cover a sentinel at his post, and shelter him from the weather.
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