отбой

lights-out, bedtime

ɐ d b o j
от away from; separation or removal + бой battle, fight
noun · masculine singular · nominative Rare #39,298
lights-out, bedtime Often used in the expression «отбой» as a command meaning “lights out” or “go to bed.”
RU: В десять часов — отбой.
EN: At ten o’clock, it’s lights-out.
Declension of отбой
SingularPlural
Nominative отбой
Accusative отбой

Была команда отбой!

There was a command to stand down!

— Эксперимент (2001)

Отбой.

Stand down.

— Не говори никому (2006)

Всё, ребята, отбой.

Alright, guys, that’s a wrap.

— Пророк (2009)

Летите пока обратно на корабль и отбой.

Head back to the ship for now and stand down.

— Салют-7 (2017)

Значит так, отправляйтесь на корабль и отбой.

All right then, head to the ship and lights out.

— Салют-7 (2017)

Sounds similar to