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killer app

American  
  1. an application that surpasses its competitors.


Etymology

Origin of killer app

1985–90

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Can TikTok's owner afford to lose its killer app?

From BBC Apr. 21, 2024

For her, the new killer app is a very old one — playing great live shows.

From Los Angeles Times Apr. 10, 2024

“We used to have a killer app every three to four years,” Mr. Manocha said.

From Washington Times Oct. 5, 2023

There is no "killer app" for the device yet.

From Reuters Jun. 2, 2023

One of the standard questions asked about each new personal-computer technology as it emerges has become "what's the killer app?"

From The Jargon File, Version 4.2.2, 20 Aug 2000 by Steele, Guy L.

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