WordReference Random House Learner's Dictionary of American English © 2017
pep /pɛp/USA pronunciation   n., v.,  pepped, pep•ping. 
n. [uncountable]
  1. Informal Termslively spirits or energy:After her coffee she felt full of pep again.

  1. pep up, to make or become spirited: [+ up + object]something to pep up his students.[+ object + up]Perhaps this movie will pep them up.
pep•pi•ness, n. [uncountable]
pep•py, adj.,  -pi•er, -pi•est. 

WordReference Random House Unabridged Dictionary of American English © 2017
pep  (pep),USA pronunciation n., v.,  pepped, pep•ping. [Informal.]
  1. Informal Termslively spirits or energy;

v.t., v.i. 
  1. pep up, to make or become spirited, vigorous, or lively;
    animate:We need something to pep up this party.
pepful, adj. 
  • short for pepper 1840–50

Collins Concise English Dictionary © HarperCollins Publishers::

pep /pɛp/ n
  1. high spirits, energy, or vitality
vb (peps, pepping, pepped)
  1. (transitive) usually followed by up: to liven by imbuing with new vigour
Etymology: 20th Century: short for pepper

PEP /pɛp/ 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
abbreviation for
  1. political and economic planning

'pep' also found in these entries:

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