a twining plant, Amphicarpaea bracteata, of the legume family, bearing pods that ripen in or on the ground.
Origin of hog peanut
An Americanism dating back to 1855–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for hog peanut
a North American leguminous climbing plant, Amphicarpa bracteata, having fleshy curved one-seeded pods, which ripen in or on the ground
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