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 ?
"Eventually," declared cofounder and president Keith Blei, "a Power Dot sensor could be incorporated into palmtop computers, PDAs, internet appliances, and Web-enabled cell-phones, eliminating the need for a separate tranceiver and lowering the cost of the Power Dot itself." And, referring to the hot new wireless-LAN scheme, he added: "This is the killer-app for 'Bluetooth'."
I don't think the killer-app for MicroDrive will come from the conventional IT world.
It will be hard to pitch "pause" alone as the killer-app for the "personal video recorder."
Will there be a single, easy-to-grasp and indispensable application (a so-called "killer-app") that, in effect, forces users to go out and buy DYD-writers and recordable DVD media?
Everyone acknowledged that, once practically every computer had a CD-ROM reader as standard equipment, the killer-app for CD-recordables was file-exchange.