WordWeb Online

1. Causing a sensation as of things crawling on your skin
   "I had a creepy-crawly feeling"; "They landed on a planet filled with huge, creepy-crawly insects";
   - creepy, crawly [informal]

1. An animal that creeps or crawls (such as worms or spiders or insects)

Derived forms: creepy-crawlies

See also: alarming

Type of: animal, animate being, beast, brute, creature, fauna