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Synonyms

mock-up

American  
[mok-uhp] / ˈmɒkˌʌp /
Or mockup

noun

  1. a model, often full-size, for study, testing, or teaching.

    a mock-up of an experimental aircraft.
mock-up British  

noun

  1. a working full-scale model of a machine, apparatus, etc, for testing, research, etc

  2. a layout of printed matter

"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, adverb) to build or make a mock-up of

"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

Etymology

Origin of mock-up

First recorded in 1915–20; noun use of verb phrase mock up

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.

That purported healing is taking place at “Free Spirits Wellness Center,” a mock-up clinic led by Sting dedicated to advance physiological and cognitive expansion for people working under intense pressure.

From Los Angeles Times • Mar. 19, 2026

In the Oval Office on Thursday, the two New Yorkers posed for a picture together where Trump beamed, holding up a mock-up front page of the New York Daily News that Mamdani made for him.

From The Wall Street Journal • Feb. 27, 2026

In addition to winged Victories like that shown in the mock-up Trump’s arch, the sculptural program of the Arch of Severus includes depictions of four major battles in Parthia and the spoils of war.

From Salon • Nov. 5, 2025

A mock-up of a triumphal arch sat on Trump's Resolute Desk in the Oval Office as he met Finnish President Alex Stubb on Thursday, an AFP journalist and photographer saw.

From Barron's • Oct. 9, 2025

Hank unfolded one, the mock-up for the front of the One Drum shirt—a simple Rolland Rocks in the same font as our award-winning Stokum Sucks design.

From "Anthem of a Reluctant Prophet" by Joanne Proulx

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.