"You know, our subs are always practicing attack runs on friendly ships, just for practice, like."
Vedettes first shot of the war had been aimed at a "friendly" ship.
Some of the nation's ports to be open to friendly foreign ships, subject to a 10% levy.
Warren herself was raked by machine gun fire from a "friendly" ship.
It was turned off at the time out of fear that a friendly ship might somehow trigger the weapon to fire.
I can't even get the computers to admit there's any such thing as a friendly ship.
They can also be used defensively, to protect friendly ships and create "safe" zones.
In minutes the company was moving toward the coast, where friendly ships would be sure to see them.
On the other hand, it is necessary that the sight of the latter must never be interrupted by a friendly ship.
You couldn't have the thing fully automatic, because in theory, friendly ships might also approach.