What is the meaning of crawling?

noun

• A slow mode of locomotion on hands and knees or dragging the body.
  • usage: "a crawl was all that the injured man could manage"; "the traffic moved at a creep"
  • synonyms: crawl, creep, creeping

verb

• Move slowly; in the case of people or animals with the body near the ground.
  • usage: "The crocodile was crawling along the riverbed"
  • synonyms: crawl, creep
• Feel as if crawling with insects.
  • usage: "My skin crawled-I was terrified"
  • synonyms: crawl
• Be full of.
  • usage: "The old cheese was crawling with maggots"
  • synonyms: crawl
• Show submission or fear.
  • synonyms: fawn, crawl, creep, cringe, cower, grovel
• Swim by doing the crawl.
  • usage: "European children learn the breast stroke; they often don't know how to crawl"
  • synonyms: crawl