What is the definition or description of: chiggers?

See below: Chiggers are tiny, six-legged wingless organisms (larvae) that grow up to become a type of mite. Chiggers are found in tall grass and weeds. Their bite causes severe itching.

Bite of mite larvae: 'chiggers' is an itchy rash casue by the bite of an immature (larval) stage of a mite. The mite secrets chemicals which trigger an intense itchy reaction from humans. The larvae do not burrow under skin but rather secret chemicals to help digest skin. The mites are found in tall grass at the edges of forests. Wear long clothing & use deet to prevent bites.