/ Dictionary / Index C crawler: Meaning and Definition of Find definitions for: crawl•er Pronunciation: (krô'lur), [key] — n. a person or thing that crawls. See Also calledany of various large, heavy vehicles or machines that travel on caterpillar treads, esp. as used in construction. hellgrammite. Often,a garment with long pants, short sleeves or suspender straps, and sometimes feet for a baby who does not yet walk. sycophant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: crawler (Thesaurus) crawl crawlspace Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language