Chapter Dead beat to Dean of D by Webster's Dictionary (1913 Edition)

1. A lock which is not self-latching, but requires a key to throw the bolt forward.

2. A counteraction of things, which produces an entire stoppage; a complete obstruction of action.

Things are at a deadlock.

London Times.

The Board is much more likely to be at a deadlock of two to two.

The Century.

Deadly
(Dead"ly) a.

1. Capable of causing death; mortal; fatal; destructive; certain or likely to cause death; as, a deadly blow or wound.

2. Aiming or willing to destroy; implacable; desperately hostile; flagitious; as, deadly enemies.

Thy assailant is quick, skillful, and deadly.

Shak.

3. Subject to death; mortal. [Obs.]

The image of a deadly man.

Wyclif

Deadly nightshade (Bot.), a poisonous plant; belladonna. See under Nightshade.

Deadly
(Dead"ly), adv.

1. In a manner resembling, or as if produced by, death. "Deadly pale." Shak.

2. In a manner to occasion death; mortally.

The groanings of a deadly wounded man.

Ezek. xxx. 24.

3. In an implacable manner; destructively.

4. Extremely. [Obs.] "Deadly weary." Orrery. "So deadly cunning a man." Arbuthnot.

Deadness
(Dead"ness), n. The state of being destitute of life, vigor, spirit, activity, etc.; dullness; inertness; languor; coldness; vapidness; indifference; as, the deadness of a limb, a body, or a tree; the deadness of an eye; deadness of the affections; the deadness of beer or cider; deadness to the world, and the like.

Dead-pay
(Dead"-pay`) n. Pay drawn for soldiers, or others, really dead, whose names are kept on the rolls.

O you commanders,
That, like me, have no dead-pays.

Massinger.

Dead-reckoning
(Dead"-reck`on*ing) n. (Naut.) See under Dead, a.

Deads
(Deads) n. pl. (Mining) The substances which inclose the ore on every side.

Dead-stroke
(Dead"-stroke`) a. (Mech.) Making a stroke without recoil; deadbeat.

Dead-stroke hammer (Mach.), a power hammer having a spring interposed between the driving mechanism and the hammer head, or helve, to lessen the recoil of the hammer and reduce the shock upon the mechanism.

Deadwood
(Dead"wood`) n.

1. (Naut.) A mass of timbers built into the bow and stern of a vessel to give solidity.