grugru worm

== English == === Noun === grugru worm (plural grugru worms) The larva or grub of a large South American beetle, Rhynchophorus palmarum, found on the grugru palm. === References === “grugru worm”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.