[{"Bold_text": "noun", "List Items": ["a person or thing that crawls .", "Digital Technology. web crawler ( def ) web crawler ( def ).", "Also calledcrawler tractor.any of various large, heavy vehicles or machines that are propelled on endless belts or tracks, especially as used in construction.", "hellgrammite .", "Oftencrawlers.a garment with long pants, short sleeves or suspender straps, and sometimes feet for a baby who does not yet walk.", "Australian Slang. sycophant ."]}]