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killer app

  1. 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.

For Wii U owners, that killer app will be the next part of the Super Smash Bros. series, which promises to be completely amazing.

It's telephony's biggest "killer app" since Skype or even voice-over-IP.

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