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killer app
- an application that surpasses its competitors.
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Word History and Origins
Origin of killer app1
1985–90
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Example Sentences
The killer app, code-named Orca, transmogrified into a beached whale on election day.
From The Daily Beast
For Wii U owners, that killer app will be the next part of the Super Smash Bros. series, which promises to be completely amazing.
From The Daily Beast
It's telephony's biggest "killer app" since Skype or even voice-over-IP.
From The Daily Beast
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