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spyware

American  
[spahy-wair] / ˈspaɪˌwɛər /

noun

  1. Computers. software that is installed surreptitiously and gathers information about an internet user's browsing habits, intercepts the user's personal data, etc., transmitting this information to a third party.

    a parent's use of spyware to monitor a child's online activities.

  2. tools that are used to conduct espionage.

    sophisticated spyware that rivals that of the CIA.


spyware British  
/ ˈspaɪˌwɛə /

noun

  1. computing software installed via the internet on a computer without the user's knowledge and used to send information about the user to another computer

"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

Etymology

Origin of spyware

First recorded in 1980–85; spy + -ware

Vocabulary lists containing spyware

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:

Although his movie urged us against this 24/7 spyware future, we have since embraced the convenience.

From Los Angeles Times Jun. 10, 2026

Last year, DHS reactivated a $2 million contract with the U.S. subsidiary of Israeli spyware company Paragon Solutions, which makes Graphite, a hacking tool that can infiltrate encrypted messaging apps such as Signal and WhatsApp.

From The Wall Street Journal May 1, 2026

The incredible double life of a spyware salesman turned spy.

From MarketWatch Apr. 27, 2026

Predator spyware, marketed by the Athens-based Israeli company Intellexa, can get access to a device's messages, camera, and microphone.

From BBC Feb. 26, 2026

Many of the services were bloated with adware and spyware.

From The Public Domain Enclosing the Commons of the Mind by James Boyle

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