Definition of inchworm in US English:



North American
  • A caterpillar of a geometrid moth, which moves forward by arching and straightening its body.

    British term looper
    • ‘Visually, it's kind of like an inchworm… the back feet move towards the front, then the front feet move away from the back.’
    • ‘Unlike inchworms, we humans see the value of standardized measures: They foster reliable replication of a phrase and they make for easy togetherness.’
    • ‘Experiments show that matchstick-size slivers of hydrogel, the type of material used for soft contact lenses, can ooze along like snails, slither like snakes, and creep ahead like inchworms.’
    • ‘I imagined little creatures - frogs, crickets, and inchworms - busying themselves.’
    • ‘Eventually he was reduced to scooting along like an inchworm.’