Meaning ofcrawlersin English

Noun

1. those who are physically or verbally abused
2. infants creeping on hands and knees; developing mobility
3. a bot that follows webpage links; automates tasks
4. a swimmer using crawl stroke
5. a vehicle with caterpillar tracks; for heavy terrain
6. an early stage of insect development; before settling
7. persons who flatter for advantage
8. people who return to abusive relationships