If you've ever been on the ground when heavy ammunition starts hitting it, you know the sound.

The final impression is that someone has drawn out an elephant gun, loaded heavy ammunition, taken aim, and somehow shot himself in the foot.

The practical rate of fire was two to three rounds per minute due to the cramped turret and long, heavy ammunition.

He had handed her, separately, nine rounds of stubby, heavy ammunition.

Manufacturing of heavy ammunition, however, has been closed down.

Just as Booth did, the book saves its heavy ammunition for a final showdown.

On the top of all other troubles it was now known that the heavy ammunition was running short and must be husbanded for emergencies.

They didn't know he had run out of the heavy .40-65 ammunition over two months ago.

The same thought flashed through their minds: Six tanks and crates of heavy ammunition.

A court of inquiry found that Weehawken had recently taken on a considerable amount of heavy ammunition in her forward compartments.