app

1 of 2

noun

1
: application sense 3
a word processing app
especially : an application designed for a mobile device (such as a smartphone)
Health-insurance companies and government officials alike are drawn to the ability of smartphone apps to reach tough-to-access patients, to effect long-term lifestyle changes, and to do it all at a very low cost. Marcellus Hall
see also killer app
2
informal : appetizer
… the hidden video monitors that tell the cooks when the V.I.P.'s have finished their appsThomas McNamee

app

2 of 2

abbreviation

1
apparatus
2
appendix
3
appliance

Examples of app in a Sentence

Recent Examples on the Web
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Noun
The network’s app and website are also streaming continuous updates, paired with special newsletters from Sherman and host Leland Vittert. Andy Meek, Forbes.com, 15 Aug. 2025 Under Operation Homecoming, the new app allows undocumented immigrants to arrange self-deportation, with the government offering $1,000 and a free flight to encourage voluntary departure. Billal Rahman dan Gooding, MSNBC Newsweek, 15 Aug. 2025 The app was the popular gay dating platform Grindr, prosecutors confirmed to News 12 Long Island. Muri Assunção, New York Daily News, 15 Aug. 2025 The show is scheduled to premiere on Starz on Friday, Nov. 7, at midnight ET on the TV network's app. Taylor Ardrey, USA Today, 15 Aug. 2025 See All Example Sentences for app

Word History

First Known Use

Noun

1981, in the meaning defined at sense 1

Time Traveler
The first known use of app was in 1981

Cite this Entry

“App.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/app. Accessed 20 Aug. 2025.

Kids Definition

app

noun
ˈap
1
2
informal : appetizer

Medical Definition

app

1 of 2 abbreviation
appendix

APP

2 of 2 abbreviation
amyloid precursor protein

Legal Definition

App

abbreviation
Appeals

More from Merriam-Webster on app

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