Definitions

1. noun

A type of caterpillar, especially the larva of a geometer moth, that moves by looping its body and arching its back to reach a leaf.

“The children watched in fascination as the inchworm crawled along the stem of the plant.”

2. verb

To move in a looping or circular motion, typically in a slow and deliberate manner.

“The hikers had to inchworm up the steep mountain trail, using their hands for support.”