Sim's ship had picked up a small piece of flak, but it had done no damage.
Stan laid over and made a sweep, ducking in and out of the flak.
Over the estuary of the Rhine River Stan met his first flak.
I'll take you right down on top of them, and nuts to their flak fire.
We never worried about the flak much because we could normally avoid it.
The long missions with flak and enemy fighters were the ones we dreaded.
There were flak towers, but they were too dangerous and we all flew around them.
The woman had mentioned that Flak was at least on terms of acquaintanceship with Mr Tubes.
Flake′-white, the purest white-lead for painting, in the form of scales or plates; Flak′iness.
Once in awhile we lost a fighter plane to flak, but usually it was to enemy fighters.