bot

1 of 3

noun (1)

ˈbät 

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

Noun

The Steyer campaign commissioned a report earlier this week from security company Cyabra, which said there was evidence that 3,164 fake bot accounts on Facebook, Instagram and X had boosted Becerra’s campaign and attacked Steyer. —Lia Russell, Sacbee.com, 22 May 2026

Clarins’ Clara tech, for instance, is a customer-care bot powered by Microsoft. —Jennifer Weil, Footwear News, 22 May 2026

Agentic finance has become a buzzword in fintech, as the likes of Stripe and Visa predict that, in the near future, humans will task bots to order groceries for them, pay for subscriptions on their behalf, or move money between their bank accounts. —Ben Weiss, Fortune, 20 May 2026

Becker also told Fox News Digital that BZZR users will be able to talk about sports without the fear of bots or trolls making trouble. —Ryan Gaydos, FOXNews.com, 19 May 2026

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

Kids Definition

bot

1 of 2 noun

ˈbät 

: 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

ˈbät 

: the larva of a botfly

especially : one infesting the horse

bot

2 of 2 abbreviation

1

botanical; botanist; botany

2

bottle