: software designed to interfere with a computer's normal functioning
Examples of malware in a Sentence
Recent Examples on the Web
Instead of simply stealing login information, this malware gives thieves the ability to walk up to an ATM and withdraw your money in real time.
—
Kurt Knutsson, FOXNews.com, 25 Nov. 2025
AdGuard also defends against malware and phishing websites, adding an essential layer of security to your online activities.
—PC Magazine, 23 Nov. 2025
However, there is no device capable of reasoning through complex medical problems less prone to hacking, malware and corruption than the brain of a physician.
—Cory Franklin, Twin Cities, 23 Nov. 2025
And resist clicking on random ads — some may contain malware that can compromise your personal data.
—Samantha Leal, Refinery29, 20 Nov. 2025
See All Example Sentences for malware
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Kurt Knutsson, FOXNews.com, 25 Nov. 2025
AdGuard also defends against malware and phishing websites, adding an essential layer of security to your online activities.
—PC Magazine, 23 Nov. 2025
However, there is no device capable of reasoning through complex medical problems less prone to hacking, malware and corruption than the brain of a physician.
—Cory Franklin, Twin Cities, 23 Nov. 2025
And resist clicking on random ads — some may contain malware that can compromise your personal data.
—Samantha Leal, Refinery29, 20 Nov. 2025
See All Example Sentences for malware
Cite this Entry
“Malware.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/malware. Accessed 5 Dec. 2025.
Copy CitationKids Definition
malware
noun
: software designed to interfere with a computer's normal functioning
Legal Definition
malware
noun
mal·ware
ˈmal-ˌwer 
: 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
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