• WordNet 3.6
    • n crawler terrestrial worm that burrows into and helps aerate soil; often surfaces when the ground is cool or wet; used as bait by anglers
    • n crawler a person who crawls or creeps along the ground
    • n crawler a person who tries to please someone in order to gain a personal advantage
    • ***
Webster's Revised Unabridged Dictionary
    • n Crawler One who, or that which, crawls; a creeper; a reptile.
    • ***
Century Dictionary and Cyclopedia
    • n crawler One who or that which crawls; a creeper; a reptile.
    • n crawler A dobson or hellgrammite; the larva of a neuropterous insect of the family Sialidæ, as of Corydalus cornutus.
    • n crawler Also called clipper.
    • n crawler A person or thing that moves slowly; particularly, a cab that moves along a street very slowly on the outlook for a fare.
    • ***
Chambers's Twentieth Century Dictionary
    • ns Crawler one who or that which crawls: a reptile
    • ***


Chambers's Twentieth Century Dictionary
Scand.; Ice. krafla, Dan. kravle; Ger. krabbeln, to creep.


In literature:

Just a gray waste, probably full of crawlers like the others.
"Valley of Dreams" by Stanley Grauman Weinbaum
At the lower elevations are the swamp crawlers.
"Space Prison" by Tom Godwin
Never before were there seen such exquisite little crawlers.
"Woodland Tales" by Ernest Seton-Thompson
Man was but a crawler on the earth, compared with them.
"The Keepers of the Trail" by Joseph A. Altsheler
Three rubber-tracked crawlers picked their way down from the mountains until they joined the road passing the belt.
"Monkey On His Back" by Charles V. De Vet
Thou crawler on earth, and possible (I was about to say) controller of the skies!
"The Essays of "George Eliot" Complete" by George Eliot
Anyway, I'd sooner trust him than the invertebrate crawler, Leslie.
"Thurston of Orchard Valley" by Harold Bindloss
We have here all sorts of vile creepers, crawlers, hissers, and snorters.
"Boys and Girls Bookshelf (Vol 2 of 17)" by Various
Let us become investigators, not followers, not cringers and crawlers.
"The Ghosts" by Robert G. Ingersoll
Squatting on his knees, Brand awaited the first resolute crawlers.
"The Red Hell of Jupiter" by Paul Ernst

In poetry:

He said: "O man of many clothes! Sad crawler on the Hills!
Observe, I know not Ranken's shop, nor Ranken's monthly bills;
I take no heed to trousers or the coats that you call dress;
Nor am I plagued with little cards for little drinks at Mess.
"Divided Destinies" by Rudyard Kipling

In news:

NASA upgrades crawler with $50M overhaul.
Cold weather summons creepy crawlers into homes.
1/18 Mini Rock Crawler BL System and Aluminum Upgrades, RC Course Cones .
New Doosan DX235LCR crawler excavator features near-zero tail swing for work in confined areas.
ATLANTA, June 2010 — Near-zero tail swing on the new Doosan DX235LCR crawler excavator allows it to work close to buildings and in confined areas without sacrificing performance and stability.
TBOX bar crawlers party through Wrigleyville.
Glen Warchol's Crawler: Democrat Cooke checks out.
Will be at the boat launch or by the damn trying out crawlers and eggs of the bottom.
Glen Warchol's Crawler: Free isn't always good.
Glen Warchol's Crawler: Keep an eye on Mike Noel.
Sheriff Ensminger said the lizard 's owner has assured him the reptile is not dangerous, nevertheless deputies and neighbors are on the lookout for the creepy crawler.
Torchlight 2 is an excellent dungeon crawler for anyone looking for replay value, tons of loot , and a low price-tag.
Kids got to play with some creepy crawlers Tuesday at the Moosewood Nature Center as part of a summer class on the Monarch butterfly.
Glen Warchol's Crawler: Huntsman the diplomat acts presidential with Sikhs.
The engine is mated to a Ford T-18 transmission and a Toyota transfer case fitted with a 4:1 Marlin Crawler for low-gear crawling.

In science:

Gateway for Crawlers A gateway for web crawlers could translate OAIPMH-compliant repositories to a series of linked web pages, which allows web search engines that do not support the OAI-PMH to index the “Deep Web” contained within OAI-PMH-compliant repositories.
A Scalable Architecture for Harvest-Based Digital Libraries - The ODU/Southampton Experiments
A gateway service may create a large overhead for DPs, especially if the gateway is designed to serve machine-based applications (e.g., web crawlers).
A Scalable Architecture for Harvest-Based Digital Libraries - The ODU/Southampton Experiments
For DP9, this consists of a few list identifiers requests, followed by large numbers of individual record requests (as a Web crawler requests the corresponding record’s web page).
A Scalable Architecture for Harvest-Based Digital Libraries - The ODU/Southampton Experiments
On the other hand, an aggressive crawler using DP9 can rapidly send requests without regard for the load it places on the DPs.
A Scalable Architecture for Harvest-Based Digital Libraries - The ODU/Southampton Experiments
DP9 - an OAI gateway service for Web crawlers.
A Scalable Architecture for Harvest-Based Digital Libraries - The ODU/Southampton Experiments