Showing results for killer application. Search instead for real-world application.

killer application

British

noun

a highly innovative, very powerful, or extremely useful computer application; esp one sufficiently important as to justify purchase of the equipment or software

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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.

Phillips said more work needed to be done now, using this research as a foundation, for real-world application.

From BBC • Jun. 27, 2026

"In the Crab Pulsar, both gravity and plasma act together. This represents the first real-world application of this combined effect."

From Science Daily • Mar. 28, 2026

IBM sees a real-world application for quantum sensor networks, which could detect minuscule changes in climate and weather.

From Barron's • Nov. 20, 2025

No film had a greater impact than “The Karate Kid” in 1984, a blockbuster hit set in the Valley that offered a relatively realistic representation of karate’s real-world application.

From Los Angeles Times • Sep. 10, 2022

In comparison to sixteenth-century philosophy, all our sciences are applied sciences, and all our scientific knowledge is robust enough to withstand real-world application, if only in the form of experiment.

From "The Invention of Science" by David Wootton

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023