Spent ball

a ball shot from a firearm, which reaches an object without having sufficient force to penetrate it.

See also: Spent

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in classic literature ?
In the course of the action he was hit by a spent ball, and threw up blood; but his skin was unbroken.
Here is no ruin, no discontinuity, no spent ball. The divine circulations never rest nor linger.