killer app
noun
: 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
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From Nintendo’s own first-party teams, the killer app is clearly Mario Kart World.
—
Christopher Cruz, Rolling Stone, 5 June 2025
In my view, that could come from a killer app — such as the iTunes store was for the iPod and VisiCalc was for PCs — that creates a new growth curve, thereby enabling companies to exceed investor expectations, noted my September op-ed in the Boston Globe.
—Peter Cohan, Forbes, 4 Dec. 2024
Entrepreneurship is the secret sauce — the ‘killer app’ — of the American economy.
—Ted Tucker, National Review, 22 June 2025
Considering the size and strength of that library, this already gives the Switch 2 an enormous advantage, a killer app, out of the gate.
—Jordan Minor, PC Magazine, 5 June 2025
See All Example Sentences for killer app
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Christopher Cruz, Rolling Stone, 5 June 2025
In my view, that could come from a killer app — such as the iTunes store was for the iPod and VisiCalc was for PCs — that creates a new growth curve, thereby enabling companies to exceed investor expectations, noted my September op-ed in the Boston Globe.
—Peter Cohan, Forbes, 4 Dec. 2024
Entrepreneurship is the secret sauce — the ‘killer app’ — of the American economy.
—Ted Tucker, National Review, 22 June 2025
Considering the size and strength of that library, this already gives the Switch 2 an enormous advantage, a killer app, out of the gate.
—Jordan Minor, PC Magazine, 5 June 2025
See All Example Sentences for killer app
Cite this Entry
“Killer app.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/killer%20app. Accessed 21 Jul. 2025.
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