a pill, tablet, or capsule that contains a stimulant drug, especially amphetamine.
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- pep rally,
- pep someone up,
- pep talk,
Origin of pep pill
An Americanism dating back to 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
informal a tablet containing a stimulant drug
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
A tablet or capsule containing a stimulant drug, especially an amphetamine.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.