crawler

noun

crawl·​er ˈkrȯ-lər How to pronounce crawler (audio)
plural crawlers
1
: someone or something that crawls: such as
a
: a small organism (such as an insect or worm) that typically moves along close to or on the ground
He won $600 last year for eating a worm. … He devoured the crawler in Yakult, Japan. …Janine Zuniga Irvine
That's when he [Cam Lyons] remembered hearing about dogs that are trained to sniff for bedbugs. If a dog could hunt and find those tiny crawlers, he thought, why not weevils?Ron Charles
see also creepy crawler, night crawler
b
informal + often humorous : a young child
especially : a young child that crawls but does not yet walk
Attention moms, dads, grandparents, uncles and aunts. Sign up your little crawler and toddler for the annual Corn Fest Diaper Derby-Toddler Trot … The Midweek (Sycamore, Illinois)
Knee pads for babies! … the embroidered patella buffers … are designed to keep your little crawler boo-boo free. Jill Radsken
c
: someone who participates in crawls (see crawl entry 2 sense 1d)
Each pub crawler will receive a free hot toddy in a … mug.Susan Sprague Yeske
Just a few quick steps away on Fourth Avenue, the Dream Hotel and the Bobby Hotel have added art exhibits for art crawlers to enjoy.Janet Kurtz
2
: a vehicle (such as a crane) that travels on endless (see endless sense 3) chain belts
… a crawler crane and other equipment were used while the tower crane was out of commission.Chase Rogers
For more than 40 years, the twin crawler-transporters at NASA's Kennedy Space Center have traveled the gravel track between the massive Vehicle Assembly Building and the two launch pads at Launch Complex 39.Cheryl L. Mansfield
3
: software that automatically visits and indexes websites for future search engine or database queries
Publishers usually have a small amount of traffic coming from search engine crawlersAugustine Fou
see also web crawler

Examples of crawler in a Sentence

he's always the crawler who makes everyone else late
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.
Google’s index ballooned as its crawlers struggled to process this relentless deluge of pages. Ivan Guzenko, Forbes.com, 24 Apr. 2025 That gives him time to meet and chat with crawlers and learn about their book-reading habits. Pam Kragen, San Diego Union-Tribune, 20 Apr. 2025 While creepy crawlers seeping in your home can be inevitable, there are a few precautionary tips Ideal Partners gives homeowners. Ella Gonzales, Fort Worth Star-Telegram, 14 Feb. 2025 The oil will smother active and recently settled crawlers. Tim Johnson, Chicago Tribune, 6 Apr. 2025 See All Example Sentences for crawler

Word History

First Known Use

1607, in the meaning defined at sense 1

Time Traveler
The first known use of crawler was in 1607

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Cite this Entry

“Crawler.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/crawler. Accessed 3 May. 2025.

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