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
Marcellus Hall 2
informal
: appetizer
… the hidden video monitors that tell the cooks when the V.I.P.'s have finished their apps …—Thomas McNamee
Thomas McNamee1
apparatus
2
appendix
3
appliance
Examples of app in a Sentence
Recent Examples on the Web
Martin Taylor, Forbes.com, 12 June 2026
Even worse, some streams lag so far behind live that a text from a friend or app notification spoils a game-changing goal.
—Jacob Feldman, Sportico.com, 12 June 2026
Keep your app handy and a way to receive weather information when the storms hit.
—Bill Kelly, CBS News, 12 June 2026
Existing digital libraries on other non-BOOX e-readers can also be integrated via apps like Kindle for Android.
—New Atlas, 12 June 2026
See All Example Sentences for app
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Noun
The aggressive approach allowed Uber to compete against both legacy taxi providers and other ride-sharing apps, and by the end of 2025, Uber had over 200 million monthly users.
—Martin Taylor, Forbes.com, 12 June 2026
Even worse, some streams lag so far behind live that a text from a friend or app notification spoils a game-changing goal.
—Jacob Feldman, Sportico.com, 12 June 2026
Keep your app handy and a way to receive weather information when the storms hit.
—Bill Kelly, CBS News, 12 June 2026
Existing digital libraries on other non-BOOX e-readers can also be integrated via apps like Kindle for Android.
—New Atlas, 12 June 2026
See All Example Sentences for app
Cite this Entry
“App.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/app. Accessed 13 Jun. 2026.
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