Wiktionary
firebases
n. (plural of firebase English)
Usage examples of "firebases".
The cans were essentially firm firebases for when we had big contacts, with a turret-mounted machine gun.
To capture those communications, the system was set up on several remote firebases located on high and isolated hills.
Quang Tri Province and turned the lonely firebases, like islands in the sky, into shooting galleries.