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1. (Plants) any of several tropical American palms, esp Acrocomia sclerocarpa, which has a spiny trunk and leaves and edible nuts
2. (Animals) the large edible wormlike larva of a weevil, Rhynchophorus palmarum, that infests this palm
[C18: from American Spanish (Puerto Rican dialect) grugrú, of Cariban origin]
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|Noun||1.||grugru - tropical American feather palm having a swollen spiny trunk and edible nuts|
grugru nut - nut of Brazilian or West Indian palms
feather palm - palm having pinnate or featherlike leaves
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