app

1 of 2

noun

Synonyms of appnext
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
YouTube gives people tools to publish videos and an app in which users can watch them; Roblox gives people tools to build video games and an app in which users can play them. Dan Bernstein, Sportico.com, 22 Dec. 2025 Many pharmacies have apps for your phone as well as refill and pickup reminders. Jessica Swirble, Verywell Health, 22 Dec. 2025 The hybrid menu item was first introduced in 2014 before becoming just an online and in-app exclusive in 2020 and being fully discontinued in 2023, according to Taco Bell Wiki. Sabrina Weiss, PEOPLE, 22 Dec. 2025 Hayes plans to host more of these events, and said that conversations concerning podcasts about sports and reality TV are already happening on the app. Bloomberg, Mercury News, 22 Dec. 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 24 Dec. 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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