killer app


Definition of killer app

: a computer application of such great value or popularity that it assures the success of the technology with which it is associated broadly : a feature or component that in itself makes something worth having or using

Examples of killer app in a Sentence

Recent Examples on the Web

Live entertainment, and sports in particular, is the killer app of the media world these days. Spencer Jakab, WSJ, "No Longer on the Ropes, WWE Has More Upside," 28 Aug. 2018 The iPhone 8 and iPhone X were designed with AR specifically in mind, and Apple will use this conference to try to convince developers to dream up AR killer apps that justify the investment. Likelihood: Very high. Samuel Axon, Ars Technica, "WWDC 2018: What we expect Apple to announce on June 4," 1 June 2018 Word processing, however, doesn't have a killer app yet. Alexander George, Popular Mechanics, "Most Useful Podcast Ever: 4 Things to Know About About the New iPad Pro," 20 Nov. 2015 Hater seemed like a killer app, but execution was another story. Max Guther, Esquire, "Sriracha Is for Closers," 16 Jan. 2018 Don't narrowly think about AR requiring a boost from some killer app like the summer-2016-craze Pokémon Go—though that couldn’t hurt and is certainly possible. Edward C. Baig, USA TODAY, "5G to AR: Here are 7 technologies to watch in 2018," 2 Jan. 2018 The News Feed’s killer app has always been easy, viral outrage. Farhad Manjoo, New York Times, "The Difficulties With Facebook’s News Feed Overhaul," 12 Jan. 2018 Roboticists have learned that nurturance is the killer app. David Freeman, NBC News, "15 top science & tech leaders offer surprising predictions for 2018," 31 Dec. 2017 But even if Bitcoin never finds its killer app, that won't necessarily cause Bitcoin's value to fall. Timothy B. Lee, Ars Technica, "Bitcoin is hitting new highs—here’s why it might not be a bubble," 17 Nov. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'killer app.' 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 killer app

1988, in the meaning defined above

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Dictionary Entries near killer app




killer app

killer bar

killer bee

killer boat

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Time Traveler for killer app

The first known use of killer app was in 1988

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More Definitions for killer app

killer app


English Language Learners Definition of killer app

: an extremely valuable or useful computer program

Comments on killer app

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


not to be persuaded, moved, or stopped

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