noun, often attributive
plat·​form | \ ˈplat-ˌfȯrm How to pronounce platform (audio) \

Definition of platform

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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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 Her platform called for improved customer service and new free educational sessions for taxpayers, among other things. Andrew Oxford, azcentral, "Across most of Arizona, voters will have only one choice for local races on the ballot," 1 June 2020 The fair is looking into using its online platforms to showcase its exhibitors in the livestock and competitive exhibit areas, according to a news release. Hannah Kirby, Milwaukee Journal Sentinel, "Waukesha, Washington, and Jefferson county fairs, and the Northern Wisconsin State Fair have been canceled," 1 June 2020 Billie Eilish is using her platform on social media to share her support for the Black Lives Matter movement following the death of George Floyd. Stacey Leasca, Glamour, "Billie Eilish Slams ‘All Lives Matter’ and White Privilege Following George Floyd’s Death," 30 May 2020 At the program’s conclusion, Rabon called up more than a dozen state and local candidates, who introduced themselves to the audience, shared a portion of their political platform, and returned to the crowd for meet-and-greets. Astead W. Herndon,, "Inside an extraordinary GOP event: ‘Pressing Flesh and Kissing Babies’ again," 29 May 2020 But Instagram has slowly adapted to the way creators use the platform. Arielle Pardes, Wired, "Instagram Will (Finally) Pay Influencers," 27 May 2020 The company expects to quadruple the number of caregivers and families who use the platform. Ashton Nichols, Dallas News, "Dallas health tech company to double staff with $6 million investment," 26 May 2020 However, President Donald Trump uses the platform frequently to reach Americans directly. Staff And Wire Reports, oregonlive, "Donald Trump’s tweets today," 26 May 2020 An Alipay representative told Quartz that protecting the privacy of users is a strict requirement for all third-party developers, which includes health code systems, on its platform. Jane Li, Quartz, "China’s health scores for citizens won’t go away when coronavirus does," 25 May 2020

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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Time Traveler for platform

Time Traveler

The first known use of platform was in 1535

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Statistics for platform

Last Updated

4 Jun 2020

Cite this Entry

“Platform.” Dictionary, Merriam-Webster, Accessed 5 Jun. 2020.

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More Definitions for platform


How to pronounce platform (audio)

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 How to pronounce platform (audio) \

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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