any of various roots, tubers, or underground growths, as the peanut and the truffle.
any of the plants producing these.
Origin of earthnut
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Also called: pignut a perennial umbelliferous plant, Conopodium majus, of Europe and Asia, having edible dark brown tubers
any of various plants having an edible root, tuber, underground pod, or similar part, such as the peanut or truffle
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012