Definition of grugru
1 less commonly grugru palm or gri–gri \ˈgrē(ˌ)grē\ : any of several tropical American spiny palms (as the West Indian Acrocomia aculeata and the Brazilian A. sclerocarpa)
2 or grugru grub less commonly grugru worm : a large edible grub that is the larva of certain tropical American weevils (genus Rhyncophorus) and that develops in and feeds on the pith of coconut and other palm trees and sometimes sugarcane
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Origin and Etymology of grugru
American Spanish (Puerto Rico) grugrú, of Cariban origin; akin to Yao grugru, literally, basket made of grugru
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