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grugru

American  
[groo-groo] / ˈgru gru /

noun

  1. any of several spiny-trunked, tropical feather palms, as Acrocomia totai, of tropical America, having a swollen trunk with rings of blackish spines.

  2. Also called grugru grub,.  Also called grugru worm.  the larva of any of several South American billbugs, as Rhynchophorus cruentatus, that feeds on the pith of palm trees, sugarcane, etc., and is sometimes prized as food.


grugru British  
/ ˈɡruːɡruː /

noun

  1. any of several tropical American palms, esp Acrocomia sclerocarpa, which has a spiny trunk and leaves and edible nuts

  2. the large edible wormlike larva of a weevil, Rhynchophorus palmarum, that infests this palm

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of grugru

First recorded in 1895–1900; Latin American Spanish grugrú, from Carib