killer app

killer appn /ˈkɪlər æp/ (also killer application) noun [countableC]

1.n a piece of technology on a new product, which is so good or useful that a lot of people buy the product 〔新产品的〕制胜法宝，卖点技术

2.na piece of computer software that many want to buy, especially one that works so well on a particular machine that people want to buy it

From Longman Business Dictionary

killer appˈkiller ˌapp (also killer ap) noun [singular]

1COMPUTINGMARKETINGa very useful or exciting computer program that customers feel they must have

An example of a killer app is the spreadsheet program.

2COMPUTINGMARKETINGa feature of a product’s hardware or software which the manufacturer says is much better than anybody else’s, in an attempt to make people want to buy that product rather than any other one

单词	killer app
释义	killer app killer appn /ˈkɪlər æp/ (also killer application) noun [countableC] 1.n a piece of technology on a new product, which is so good or useful that a lot of people buy the product 〔新产品的〕制胜法宝，卖点技术 2.na piece of computer software that many want to buy, especially one that works so well on a particular machine that people want to buy it From Longman Business Dictionary killer appˈkiller ˌapp (also killer ap) noun [singular] 1COMPUTINGMARKETINGa very useful or exciting computer program that customers feel they must have An example of a killer app is the spreadsheet program. 2COMPUTINGMARKETINGa feature of a product’s hardware or software which the manufacturer says is much better than anybody else’s, in an attempt to make people want to buy that product rather than any other one
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