Definition of "crawly"

crawly

adjective
comparative crawlier, superlative crawliest
1. Crawling around.
  Quotations
  Another out-of-site thing is in the 2 yrs I've known that place no-one has ever seen a crawly bug, only flies. Not even a spider.
  1969-1970, Lou Sullivan, personal diary, quoted in 2019, Ellis Martin, Zach Ozma (editors), We Both Laughed In Pleasure
2. As if covered in moving things such as insects.