malware

noun

mal·​ware ˈmal-ˌwer How to pronounce malware (audio)
: software designed to interfere with a computer's normal functioning

Examples of malware in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But alas this is the golden ticket for malware developers. Zak Doffman, Forbes.com, 14 Aug. 2025 These emails are loaded with deceptive links that lead to malware infections, and the consequences can be severe. Kurt Knutsson, FOXNews.com, 14 Aug. 2025 The ultimate goal was to install malware that gave Paper Werewolf access to infected systems. Dan Goodin, ArsTechnica, 12 Aug. 2025 That download serves as the entry point for a sophisticated malware system. Kurt Knutsson, FOXNews.com, 1 Aug. 2025 See All Example Sentences for malware

Word History

Etymology

malicious + -ware (as in software)

First Known Use

1990, in the meaning defined above

Time Traveler
The first known use of malware was in 1990

Browse Nearby Words

Cite this Entry

“Malware.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/malware. Accessed 28 Aug. 2025.

Kids Definition

malware

noun
ˈmal-ˌwer
: software designed to interfere with a computer's normal functioning

Legal Definition

malware

noun
mal·​ware ˈmal-ˌwer How to pronounce malware (audio)
: software that is designed to interfere with a computer's normal functioning and that can be used to commit cybercrime (as by revealing passwords, PINs, and other sensitive data)
Etymology

mal- bad + software

More from Merriam-Webster on malware

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