: a network of computers that have been linked together by malware : a network of bots (see bot entry 1 sense 2b)
Criminals link hijacked personal computers together to form "botnets"—clusters of infected PCs that spammers can control from anywhere in the world.—Dave Mosher

Examples of botnet 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.
Over the last two years, AI has enabled the creation of mega botnets with access to hundreds of thousands and even millions of machines. — Carlos Morales, Forbes.com, 13 Oct. 2026 The botnet was used to facilitate cyber crimes, such as the theft of sensitive information from victims’ networks. — ABC News, 8 Oct. 2026 Intruding traffic attempted to install multiple malicious apps that made SuperBoxes a node in yet another proxy network or join botnets for use in DDoS attacks. — Dan Goodin, ArsTechnica, 31 Aug. 2026 Once the device is infected, the malware downloads additional packages designed to join the device to a botnet used for malicious proxy services and ad fraud. — Alan Henry, PC Magazine, 28 Aug. 2026 See All Example Sentences for botnet

Word History

Etymology

bot entry 1 + net entry 1

First Known Use

2003, in the meaning defined above

Time Traveler
The first known use of botnet was in 2003

Browse Nearby Words

Cite this Entry

“Botnet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/botnet. Accessed 18 Oct. 2026.

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