.50-caliber

We're talking just lights and sirens here, not mounted .50-caliber machine guns.

Lights and sirens, badges and guns for the TARP cops 2011

We're talking just lights and sirens here, not mounted .50-caliber machine guns.

Lights and sirens, badges and guns for the TARP cops 2011

Five men wearing black flight helmets and night vision goggles manned four .50-caliber machine guns and a 40mm grenade launcher.

Vince Flynn Collectors’ Edition #2 Vince Flynn 2010

The fedayeen stormed out of the alleyways, and I watched as Kevin leaped onto the truck and manned the .50-caliber machine gun.

In the Shadow of Freedom Tchicaya Missamou 2010

The crack of the .50-caliber round shattered the calm of dawn and sent every bird in the valley screeching into the air.

Vince Flynn Collectors’ Edition #2 Vince Flynn 2010

We were met on the tarmac by a welcoming party that consisted of a military police Humvee with a .50-caliber machine gun mounted in the turret and a long line of civilian buses and a couple of trucks for our baggage and equipment.

I’m Still Standing SHOSHANA JOHNSON 2010

With the rails, too, came buffalo hunters carrying deadly accurate .50-caliber Sharps rifles that could kill effectively at extreme range—grim, violent, opportunistic men blessed now by both a market in the east for buffalo leather and the means of getting it there.

EMPIRE OF THE SUMMER MOON S. C. Gwynne 2010

Suddenly, I heard the familiar du-du-du-du-du-du of a .50-caliber machine gun, and I knew that Kevin had run back to the convoy to provide cover.

In the Shadow of Freedom Tchicaya Missamou 2010

The Big Fifties were single-shot weapons with octagonal 34-inch barrels that used huge cartridges: .50-caliber, 600-grain bullets driven by 125 grains of black powder.

EMPIRE OF THE SUMMER MOON S. C. Gwynne 2010

I learned later that he had climbed into one of the Humvees to man a .50-caliber machine gun in the turret of the truck.

I’m Still Standing SHOSHANA JOHNSON 2010