Wiktionary
battle stations
interj. An alert aboard a ship, usually a naval warship, summoning the crew to man all weapons and all stations.
Wikipedia
Battle Stations (album)
Battle Stations is an album by saxophonists Eddie "Lockjaw" Davis and Johnny Griffin recorded in 1960 and released on the Prestige label.
Usage examples of "battle stations".
Far ahead were any number of data docks, long perpendicular branchings ending in warships, transports, freighters, and battle stations, their absolute motions frozen in conventional space, all feeding off the data linkages the skywalk carried.
The hut seemed bigger now, somehow, bigger and colder, and very shabby and untidy, like the remnants of a church rummage sale where the housewives have trained for a couple of months before moving up to battle stations.