bot

1 of 3

noun (1)

1
: robot
The competition pits remote-controlled, spinning, stabbing robots against each other in three-minute jousts to the death. At the end of each fight, either one of the bots is a smoking, immobile wreck or the judges decide who scored the most blows.Brad Stone
2
a
: a computer program that performs automatic repetitive tasks : agent sense 5
Several shopping "bots" will track down prices for on-line merchandise from a variety of vendors.Sam Vincent Meddis
especially : one designed to perform a malicious action
These bot programs churn away all day and night, prodding at millions of random IP addresses looking for holes to crawl through. Jennifer Tanaka
b
: a computer that has been infected with a bot and can be used for malicious purposes as part of a network of infected computers
These proxies then sent instructions to worker bots in set patterns, including templates for spam creation.Jeff Hecht
3
: a computer program or character (as in a game) designed to mimic the actions of a person

bot

2 of 3

noun (2)

variants or less commonly bott
: the larva of a botfly
especially : one infesting the horse

bot

3 of 3

abbreviation

1
botanical; botanist; botany
2
bottle
3
bottom
4
bought

Examples of bot 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.
Noun
Themes span workplace automation (delivery bots threaten to put human porters like Sam out of work), pollution (prolonged exposure to a mysterious substance called chiralium causes various health problems) and climate change (storms and floods are increasingly common in this future world). Will Ripley, CNN Money, 12 Dec. 2025 Tech geeks speculated about what the bots might one day be able to do. Mark Niquette, Fortune, 12 Dec. 2025 In addition, safeguarding children, where there have already been suicides among kids involved in intimate chats with AI bots, is a pressing need. Tom Rogers, MSNBC Newsweek, 10 Dec. 2025 What should concern OpenAI most about the launch of Gemini 3 is not the model’s technical prowess but that Google immediately began integrating the bot into its existing ecosystem. Matteo Wong, The Atlantic, 9 Dec. 2025 See All Example Sentences for bot

Word History

Etymology

Noun (1)

by shortening

Noun (2)

Middle English; akin to Dutch leverbot liver fluke

First Known Use

Noun (1)

1969, in the meaning defined at sense 1

Noun (2)

15th century, in the meaning defined above

Time Traveler
The first known use of bot was in the 15th century

Browse Nearby Words

Cite this Entry

“Bot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bot. Accessed 15 Dec. 2025.

Kids Definition

bot

1 of 2 noun
: the larva of a botfly

bot

2 of 2 noun
1
: robot
2
: a computer program that performs automatic, repetitive, and sometimes harmful tasks
3
: a computer program or character that mimics human actions

Medical Definition

bot

1 of 2 noun
variants also bott
: the larva of a botfly
especially : one infesting the horse

bot

2 of 2 abbreviation
1
botanical; botanist; botany
2
bottle

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