Killer Application

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Killer Application

An informal term for a computer program so much better than its competitors that it drives them all out of business.
References in periodicals archive ?
People aren't looking for the next great killer app as much as they're looking for a killer way to access today's applications.
Reality: Sorry, you still need a killer app GM's OnStar has superlative safety and security offerings, especially its automatic, airbag deployment/notification.
A recent editorial predicts that education's killer app will be customized learning.