"a dead shot" is a correct and commonly used phrase in written English.
It means someone who is very skilled and accurate at shooting or hitting a target. Example: "Mark is known to be a dead shot with his rifle, rarely missing his mark even from a long distance."
"He's a dead shot," Mr. Strayhall said.
"Chubby was a dead shot," Matthau once told me.
Mackinnon was also a dead shot, and hell with his claw hammer.
Fletcher sat up and actually faced into the raging battle, hoping he "might be so fortunate as to get a dead shot" that would "put an end to his existence".
In the end, two men were hanged for Mahon's killing: James Commins, about whom little is known except that he was supposedly "a dead shot," and Patrick Hasty, a carpenter and owner of an illegal tavern.
As it happened, this methodical maneuver headed the Lusitania right toward the enemy U-boat; Captain Schweiger later told a friend, "She could not have steered a more perfect course if she had deliberately tried to give us a dead shot".
She died in 1989 at age 93, but here she was, portrayed by Rachel McPhee, at a rehearsal for "Dead Shot Mary," a one-woman show that opened recently.
Vienna, 1902: a beautiful spiritualist lies dead - shot through the head; the door of her apartment has been locked from the inside and the bullet is missing.
Armed with her trusty.32-caliber revolver and a bottle of Irish whiskey, Dead Shot Mary is back in town.
Double Tap makes you run out of bullets, Dead Shot's a waste of time and Speed Cola, it's OK if you want that instead of Mule Kick.
One account of him, written in the late 1860s, described Hickok as "six feet tall, lithe, active, sinewy, [a] daring rider, [a] dead shot with pistol and rifle, [with] long locks, fine features and mustache, buckskin leggings, red shirt, broad-brim hat, twin pistols in belt, rifle in hand".
