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.
However, when the source code to the malware was leaked on the dark web late in 2024, the service was shut down. Davey Winder, Forbes, 10 Jan. 2025 Hackers are using this app to spread malware called FireScam. Kurt Knutsson, Cyberguy Report, Fox News, 9 Jan. 2025 More recently, there have also been reports that cybercriminals are releasing fake Telegram Premium apps that are actually malware that swipes your Telegram login credentials. Kate Irwin, PCMAG, 7 Jan. 2025 As of now, few hurdles exist to stop adversarial countries or cyber criminal gangs from developing their own agentic malware. Sam Sabin, Axios, 7 Jan. 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

Dictionary Entries Near malware

Cite this Entry

“Malware.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/malware. Accessed 21 Jan. 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

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!