Definition of sentry-go in English:

sentry-go

noun

Military
  • The duty of being a sentry.

    • ‘After the guard-mounting ceremony, I read the sentry roster and to my horror found I was detailed for sentry-go for No 7 post, at midnight.’
    • ‘There is a record of a private who had been found asleep on sentry-go sentenced to walk post for the next two months encumbered by a ball and chain.’
    • ‘I have often wondered about the reactions of soldiers on sentry-go for the first time in the front line.’

Pronunciation:

sentry-go

/ˈsentrēˌɡō/