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Definitions

sentry

[sen-tree] / ˈsɛn tri /
NOUN
watcher
Synonyms
STRONGEST
STRONG


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

An outpost for 30 soldiers with a couple of sentry points and barracks will burn through about 13 gallons of fuel a day.

From The Wall Street Journal • Dec. 25, 2025

Barcelona stretched out in every direction, a mosaic of old stone, glass and spire, Gaudí’s Sagrada Familia standing like an undone sentry among the rest.

From Salon • Dec. 6, 2025

It acts as a kind of guardian, Govan mused, like the lions that traditionally sit sentry beside libraries and museums.

From Los Angeles Times • Sep. 24, 2025

The sentry box had been in Ludgate Hill since the 1990s and was relocated to Guildhall Yard once the artist had confirmed it was his work.

From BBC • Aug. 27, 2025

A military sentry stands guard at the gate.

From "The Bletchley Riddle" by Ruta Sepetys and Steve Sheinkin