pignut

noun

1. The edible tuber of Conopodium majus, native to western Europe.

   “I prithee, let me bring thee where crabs grow; And I with my long nails will dig thee pig-nuts;”

   “Justus partially overcame their scruples against work, and taught them that the black earth was rich in other produce than pignuts only.”

2. (US)Any of various types of hickory or their fruits; a hognut.
3. Simmondsia chinensis, jojoba.
4. Pelleted food for pigs.

   “The standard feed for Pigs is the “Pig Nut” – which comes in either a large or a small pellet which contains all the nutrients that they need.”