noun, often attributive
plat·form | \ ˈplat-ˌfȯrm \

Definition of platform 

1 : plan, design

2 : a declaration of the principles on which a group of persons stands especially : a declaration of principles and policies adopted by a political party or a candidate

3a(1) : a usually raised horizontal flat surface especially : a raised flooring

(2) : a device or structure incorporating or providing a platform especially : such a structure on legs used for offshore drilling (as for oil)

b : a place or opportunity for public discussion

4a : a usually thick layer (as of cork) between the inner sole and outer sole of a shoe

b : a shoe having such a sole

5a : a vehicle (such as a satellite or aircraft) used for a particular purpose or to carry a usually specified kind of equipment

b : operating system also : the computer architecture and equipment using a particular operating system

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Synonyms for platform


dais, podium, rostrum, stage, stand, tribune

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Examples of platform in a Sentence

He stepped up onto the platform and looked out into the audience. She stepped off the train onto the platform. Our train is boarding on platform 6. The party adopted a new platform. The company plans to use the show as a platform to launch the new soft drink.
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Recent Examples on the Web

When Twitch, an Internet streaming platform, held a Bob Ross marathon in 2015, a reported 5.6 million people watched. Julia Lyon, Washington Post, "People are waiting in line. Is it Hamilton? No, it’s Bob Ross on YouTube.," 13 July 2018 Taking the goal of transformation even further is the Transformational Travel Council, a consulting and speaking platform founded by Michael Bennett and Jake Haupert of Seattle. Diane Daniel,, "'Transformative travel' is the industry's latest twist on making vacations more meaningful," 13 July 2018 The Hawkeye is an airborne early warning and command and control platform. Kyle Mizokami, Popular Mechanics, "The U.S. Navy Once Shot Down One of its Own Planes on Purpose," 10 July 2018 And the only things still covered were her feet, in black dancer’s shoes rather than massive platforms worn by other performers. Laurie Kellman, The Seattle Times, "Stormy Daniels’ strip club act bookends Trump’s court reveal," 10 July 2018 Mitchell would like to make the message loud and clear using her platform that braids are more than just a protective style. Devon Abelman, Allure, "Model Salem Mitchell Is Sick of Black Women's Hairstyles Being Labeled "Ghetto"," 13 July 2018 Ariana Grande discusses life after Manchester and using her platform to take a stand in a deeply personal interview for Elle magazine's August issue, published on July 11. Sam Tornow, Billboard, "Ariana Grande Opens Up About How Manchester Changed Her Life: 'Everything Is Different'," 11 July 2018 In April, Mark Zuckerberg was summoned to appear before Congress to discuss the Cambridge Analytica data leak, and he was grilled by Republican legislators about whether Facebook was censoring conservative viewpoints on the platform. Patricia Hernandez, The Verge, "Facebook’s first wave of ‘trustworthy’ news shows sure includes a lot of Fox News," 11 July 2018 And yet, long before that extension was in place, Facebook says ran hundreds of apps on the platform, all of which operated under Facebook's old rules, which did allow app developers to collect their users' friends' data. Issie Lapowsky, WIRED, "Facebook Gave a Russian Internet Giant a Special Data Extension," 10 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'platform.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of platform

1535, in the meaning defined at sense 1

History and Etymology for platform

Middle French plate-forme diagram, map, literally, flat form

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Phrases Related to platform

oil platform

Statistics for platform

Last Updated

25 Sep 2018

Look-up Popularity

Time Traveler for platform

The first known use of platform was in 1535

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More Definitions for platform



English Language Learners Definition of platform

: a flat surface that is raised higher than the floor or ground and that people stand on when performing or speaking

: a flat area next to railroad tracks where people wait for a train or subway

: a usually raised structure that has a flat surface where people or machines do work


plat·form | \ ˈplat-ˌfȯrm \

Kids Definition of platform

1 : a level usually raised surface We hurried to the train platform. Visitors can observe wildlife from a platform.

2 : a raised floor or stage for performers or speakers

3 : a statement of the beliefs and rules of conduct for which a group stands The candidates discussed their party's platform.

4 : an arrangement of computer components that uses a particular operating system

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Comments on platform

What made you want to look up platform? Please tell us where you read or heard it (including the quote, if possible).


to deposit or conceal in a hiding place

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