from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Energy and high spirits; vim: "The duchess is full of pep, that particularly American word that expresses precisely her energy and gaiety” ( Suzy Menkes).
- transitive v. To bring energy or liveliness to; invigorate: The good news pepped him up.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To inject with energy and enthusiasm.
- n. Energy, high spirits.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. liveliness and energy
Short for pepper.(American Heritage® Dictionary of the English Language, Fourth Edition)
Abbreviation of pepper ("spice") (Wiktionary)