girdler

noun

1. a person or thing that girdles.
2. any of several insects, as a beetle, Oncideres cingulata (twig girdler), that cut a groove around the bark of a twig, stem, etc.
3. a person who makes girdles.

noun

1. a person or thing that girdles
2. a maker of girdles
3. any insect, such as the twig girdler, that bores circular grooves around the stems or twigs in which it lays its eggs