Definition of sentry in English:

sentry

Syllabification: sen·try
Pronunciation: /ˈsentrē
 
/

noun (plural sentries)

A soldier stationed to keep guard or to control access to a place.
More example sentences
  • A lone sentry now stands guard, posted by the Northern Alliance.
  • First, a sentry need no longer be a soldier standing at the entrance to a camp with a pike, or a rifle.
  • By acting as sentries, patrolling the countryside etc. they relieved the army to do other work.
Synonyms

Origin

early 17th century: perhaps from obsolete centrinel, variant of sentinel.

Phrases

stand sentry

Keep guard or control access to a place.
More example sentences
  • Because of security woes, classes began two weeks late this year, with armed guards standing sentry at school gates.
  • The number of security guards patrolling its eastern borders exceeds those standing sentry on the closely watched border between the US and Mexico.
  • Relaxed Chinese guards armed with automatic rifles were standing sentry at the 217-meter-long bridge.

Definition of sentry in:

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