The larva or grub of a large South American beetle (Calandra palmarum), which lives in the pith of palm trees and sugar cane. It is eaten by the natives, and esteemed a delicacy.
GRUGRU WORM
Meaning of GRUGRU WORM in English
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012