Bible Dictionaries
Sentry

Webster's Dictionary

(1):

(n.) Guard; watch, as by a sentinel.

(2):

(n.) A soldier placed on guard; a sentinel.

Bibliography Information
Webster, Noah. Entry for 'Sentry'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​s/sentry.html. 1828.