round of ammunition

“Every tank had travelled on its own tracks from the Polish boundary, and the wheeled transport, on which the divisions depended for every gallon of fuel and every round of ammunition — besides such vital functions as the transport of maintenance and bridge-building engineers, and the medical services — was being knocked to pieces on the rough going.”

Barbarossa

“Later, however, the First Lord would write that during these weeks, “every officer, every man, every ship, every round of ammunition required for the Dardanelles became a cause of friction and had to be fought for by me, not only with the First Sea Lord but to a certain extent with his naval colleagues.””

Castles of Steel

“Frank had always understood that he was just the current round of ammunition in Rolf and Karin’s ongoing marital war.”

Simon & Schuster: FALSE MERMAID