Definition of "pep" [pep]

• Energy and high spirits; vim: "The duchess is full of pep, that particularly American word that expresses precisely her energy and gaiety” ( Suzy Menkes). (noun)
• To bring energy or liveliness to; invigorate: The good news pepped him up. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Cosby believes that shouldn't define the school and so he's leading what he calls a pep rally tonight."
• "Maybe they'll use her to get people men to show-up to McCain pep rally's."
• "The conference, part midterm pep rally, part starting-gun for 2012 jockeying, was marked by a predictable mixture of bombast and contrition."