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Sentry vs Watchman - What's the difference?

sentry | watchman |

As nouns the difference between sentry and watchman

is that sentry is a guard, particularly on duty at the entrance to a military base while watchman is one set to watch; a person who keeps guard, especially one who guards a building, or the streets of a city, by night.

sentry

English

Noun

(sentries)
  • A guard, particularly on duty at the entrance to a military base.
  • (uncountable) Sentry duty; time spent being a sentry.

    • See also

    * sentinel

    watchman

    English

    Noun

    (watchmen)
  • One set to watch; a person who keeps guard, especially one who guards a building, or the streets of a city, by night.

    • Derived terms

    * night watchman

    Related terms

    * security guard