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pep

[pep]Informal.
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noun
  1. lively spirits or energy; vigor; animation.
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Verb Phrases past and past participle pepped up, present participle pep·ping up.
  1. pep up, to make or become spirited, vigorous, or lively; animate: We need something to pep up this party.
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Origin of pep

First recorded in 1840–50; short for pepper
Related formspep·ful, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for pep

pep

noun
  1. high spirits, energy, or vitality
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verb peps, pepping or pepped
  1. (tr usually foll by up) to liven by imbuing with new vigour
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Word Origin

C20: short for pepper

PEP

n acronym for
  1. personal equity plan: a method of saving in the U.K. with certain tax advantages, in which investments up to a fixed annual value can be purchased: replaced by the ISA in 1999 but arrangements for existing PEPs remain unchanged
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abbreviation for
  1. political and economic planning
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for pep

n.

"vigor, energy," 1912, shortened form of pepper (n.), which was used in the figurative sense of "spirit, energy" from at least 1847. Pep rally is attested from 1945; pep talk from 1926. To pep (something) up is from 1925.

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Online Etymology Dictionary, © 2010 Douglas Harper