Nicker nut

• A rounded seed, rather smaller than a nutmeg, having a hard smooth shell, and a yellowish or bluish color. The seeds grow in the prickly pods of tropical, woody climbers of the genus Caesalpinia. C. Bonduc has yellowish seeds; C. Bonducella, bluish gray. • A rounded seed, rather smaller than a nutmeg, having a hard smooth shell, a...
Found on http://thinkexist.com/dictionary/meaning/nicker_nut/

Nicker nut

Nick'er nut` A rounded seed, rather smaller than a nutmeg, having a hard smooth shell, and a yellowish or bluish color. The seeds grow in the prickly pods of tropical, woody climbers of the genus Cæsalpinia . C. Bonduc has yellowish seeds; C. Bonducella , bluish gray. [ Spelt also neckar nut , n...
Found on http://www.encyclo.co.uk/webster/N/20
No exact match found