'Coquilla nut' definitions:

Definition of 'coquilla nut'

From: WordNet
noun
Nut having a hard hazel-brown shell used like vegetable ivory

Definition of 'Coquilla nut'

From: GCIDE
  • Coquilla nut \Co*quil"la nut\ [Pg. coquilho, Sp. coquillo, dim. of coco a cocoanut.] (Bot.) The fruit of a Brazilian tree (Attalea funifera of Martius.). [1913 Webster]
  • Note: Its shell is hazel-brown in color, very hard and close in texture, and much used by turners in forming ornamental articles, such as knobs for umbrella handles. [1913 Webster]