Gir"dler (?), n.
1.
One who girdles.
2.
A maker of girdles.
3. Zool.
An American longicorn beetle (Oncideres cingulatus) which lays its eggs in the twigs of the hickory, and then girdles each branch by gnawing a groove around it, thus killing it to provide suitable food for the larvae.
© Webster 1913.