Nerve \Nerve\, v. t. [imp. & p. p. Nerved; p. pr. & vb. n. Nerving.] To give strength or vigor to; to supply with force; as, fear nerved his arm.
Source: Webster's Revised Unabridged Dictionary (1913)
Nerved \Nerved\, a.1. Having nerves of a special character; as, weak-nerved.
2. (Bot.) Having nerves, or simple and parallel ribs or veins. --Gray.