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  • prep
    prep
    noun
  • PrEP
    PrEP
    noun
    pre-exposure prophylaxis: the prevention of a disease such as HIV or hepatitis A through the use of pills or vaccine, administered typically to those whose risk of contracting the disease is substantial.
  • prep.
    prep.
    abbreviation
    preparation.
Synonyms

prep

1 American  
[prep] / prɛp /

noun

  • preps
    plural
  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.


adjective

  1. preparatory.

    a prep school.

  2. involving or used for preparation.

    the mortuary's prep room.

verb (used with object)

prepped, prepping
  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.

  4. to prepare (something); make ready.

    You can prep the onions and peppers in advance.

verb (used without object)

prepped, prepping
  1. to prepare; get ready.

    to prep for the game.

  2. to attend a preparatory school.

PrEP 2 American  
[prep] / prɛp /

noun

Medicine/Medical.
  1. pre-exposure prophylaxis: the prevention of a disease such as HIV or hepatitis A through the use of pills or vaccine, administered typically to those whose risk of contracting the disease is substantial.


prep. 3 American  

abbreviation

  1. preparation.

  2. preparatory.

  3. prepare.

  4. preposition.


prep. 1 British  

abbreviation

  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

prep 2 British  
/ prɛp /

noun

  1. informal short for preparation preparatory school

"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

verb

  1. (tr) to prepare (a patient) for a medical operation or procedure

"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

Usage

What else does prep mean? Preps are people who live a preppy lifestyle, associated with young, rich, usually white men and their stereotypical fashion.

Other Word Forms

Noun Inflected Forms

Etymology

Origin of prep

First recorded in 1860–65; by shortening

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Common advice to fight it includes “closing” your kitchen after dinner, keeping tempting treats out of the house, and doing meal prep at the start of the week.

From Slate ● Sep. 23, 2026

There had been speculation about which school Prince George would attend when he finished at independent prep school Lambrook in Berkshire, with a number of private schools being suggested.

From BBC ● Sep. 8, 2026

The 42-year-old mother of four had arrived at sunrise to prep for a day of virtual and in-person court hearings and free walk-in consultations.

From Los Angeles Times ● Sep. 3, 2026

What passes as prep today may surprise you.

From The Wall Street Journal ● Sep. 2, 2026

The room smelled like the alcohol prep pads my uncle kept in the medicine cabinet.

From "Harbor Me" by Jacqueline Woodson

“A lot of the programs and community services and networks that the world relied on to deliver HIV/AIDS treatment and PrEP have been dismantled or abandoned for lack of funding for a year,” Maybarduk says.

From Los Angeles Times ● Apr. 9, 2026

The US government has already slashed other longstanding HIV/AIDS prevention programs including for PrEP, which had been encouraged to prevent HIV among people engaged in high-risk activities.

From Barron's ● Nov. 18, 2025

PrEP, available as a daily pill or an injection every eight weeks, significantly reduces the risk of contracting HIV.

From BBC ● Oct. 11, 2025

“A major area of concern is coverage of PrEP for HIV,” a preventive drug that was challenged in the Texas lawsuit that came to the Supreme Court.

From Los Angeles Times ● Jul. 11, 2025

It's PrEPHer program, named after the preventative medication protecting against HIV transmission, seeks to provide Black and brown women with education on sexual health, encourage PrEP usage and connect them with resources.

From Salon ● Mar. 31, 2025

“We really haven’t fired on all cylinders yet. Not for a lack of effort, not for a lack of prep. So hopefully that all gets in sync pretty quick.”

From Washington Times ● Jun. 15, 2023

“There’s no such thing as too much site prep. The more you can prepare an area, the better it’s going to look later on,” he says.

From Seattle Times ● Mar. 17, 2023

“We really connected more on the mental side of it. The prep. How much it takes to be prepared,” he said.

From Fox News ● Jan. 26, 2020

“And it really doesn’t cost a lot to start a prep. I mean, you started with one printer.”

From The Verge ● Nov. 14, 2019

If you're fond of early rising, I'll call you all every day at six, and arrange for prep. at half-past instead of at seven.

From The Jolliest Term on Record A Story of School Life by Angela Brazil

So Aurich preps his teams by inventing highly specific scenarios for his offense to crack, every single week.

From The Wall Street Journal ● Oct. 6, 2026

She preps "summer baskets" which include puzzle books, reading books and snacks to curb any boredom.

From BBC ● Jul. 24, 2026

The kind who finally gets it together and meal preps every week?

From Salon ● Apr. 21, 2026

"The crew just shared a peaceful breakfast with our families and we jump back into training tomorrow to start our preps for a March launch to the Moon."

From Barron's ● Feb. 3, 2026

For the rest of the time, while Saint Sarah preps us with the information the studio people gave her, I keep peeking at Sausun.

From "Saints and Misfits" by S.K. Ali

Despite the change in venue, some things are universal in Nigeria, whose creaking grid is as infamous as Lagos traffic: as the models prepped backstage Friday, the power briefly cut out.

From Barron's ● Oct. 3, 2026

Once your dates are prepped, lay them on a baking sheet lined with parchment paper.

From Salon ● Jul. 20, 2026

A Niçoise salad is a meal in itself that can be prepped ahead of time, and multiplied to feed many.

From The Wall Street Journal ● Jul. 7, 2026

"I hadn't prepped for after he was born."

From BBC ● Jun. 14, 2026

I prepped the tables and bunks for holding the weight of soil, and even put the dirt in place.

From "The Martian" by Andy Weir

Repeatedly drawing up contracts helps beginning lawyers master underlying legal theory, just like prepping reams of corporate tax returns lets accountants know how to eventually advise clients.

From The Wall Street Journal ● Sep. 26, 2026

This isn’t about optimizing every meal, spending three hours prepping identical containers or constructing the sort of Sunday routine that makes you feel behind when you inevitably skip it.

From Salon ● Sep. 22, 2026

"I quickly learned meal prepping and batch cooking was the best way for me," he says.

From BBC ● Sep. 21, 2026

Ahead of the album’s release, Rideaux, Asghedom and their teams are prepping to host “The Prolific Experience”— a playback session and panel discussion at The Novo in downtown Los Angeles.

From Los Angeles Times ● Aug. 12, 2026

And now the thoughts rush in: adjusting the blue prints, prepping the trailer bed, lounging on the finished deck with my friends while sipping lemonade from fancy glasses.

From "The House That Lou Built" by Mae Respicio

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