Dictionary.com
Thesaurus.com

killer app

American  
  1. an application that surpasses its competitors.


Etymology

Origin of killer app

1985–90


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Whether Apple has a killer app to tempt buyers is a question.

From The Wall Street Journal ● Oct. 14, 2026

Can TikTok's owner afford to lose its killer app?

From BBC ● Apr. 21, 2024

For her, the new killer app is a very old one — playing great live shows.

From Los Angeles Times ● Apr. 10, 2024

But consortium members say the semiconductor industry also suffers from a lower profile compared with related fields such as software engineering, where coders garner media attention for developing a splashy video game or killer app.

From Science Magazine ● Oct. 19, 2023

Node:killer app, Next:killer micro, Previous:kill file, Up:= K = killer app The application that actually makes a sustaining market for a promising but under-utilized technology.

From The Jargon File, Version 4.2.2, 20 Aug 2000 by Guy L. Steele

Random Word

Spin the wheel and learn a new word!

Get a word

Vocabulary.com logo
by dictionary.com
Image

Just like flashcards, but way more fun

Don't take our word for it. Leave the boring studying behind and join VocabTrainer today. You'll learn even faster and never look back.

Take me to Vocabulary.com