from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To give nervous energy to; stimulate.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To imbue with nervous energy; to give increased force or courage to.
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To give nervous energy or power to; to give increased energy, force, or courage to; to invigorate; to stimulate.
from The Century Dictionary and Cyclopedia
- To give nerve to; invigorate; strengthen.
in- + nerve (Wiktionary)