See more synonyms for prep on
  1. preparatory school.
  2. a preliminary or warm-up activity or event; trial run: The race is a good prep for the Kentucky Derby.
  3. preparation: dealer prep on the car included.
  4. the act of preparing a patient for a medical or surgical procedure.
  1. preparatory: a prep school.
  2. involving or used for preparation: the mortuary's prep room.
verb (used with object), prepped, prep·ping.
  1. to prepare (a person) for a test, debate, etc.
  2. to prepare (a patient) for a medical or surgical procedure, as by shaving and washing the skin with an antibacterial soap.
  3. to prepare (a vehicle or craft) for sale, use, a test drive, or a race.
verb (used without object), prepped, prep·ping.
  1. to prepare; get ready: to prep for the game.
  2. to attend a preparatory school.

Origin of prep

First recorded in 1860–65; by shortening

prep. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for prep

Contemporary Examples of prep

Historical Examples of prep

British Dictionary definitions for prep


  1. informal short for preparation (def. 5), mainly US preparatory school
verb preps, prepping or prepped
  1. (tr) to prepare (a patient) for a medical operation or procedure


abbreviation for
  1. preparation
  2. preparatory
  3. preposition
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 prep

1862, short for preparation. Prep school attested from 1895, short for preparatory school. First record of prep in the sense "student or graduate of a preparatory school" is from 1899 (also see preppie).


slang shortening of prepare, 1908. Related: Prepped; prepping.

Online Etymology Dictionary, © 2010 Douglas Harper

prep in Medicine


  1. To prepare for a medical examination or surgical procedure.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.