a twining plant, Amphicarpaea bracteata, of the legume family, bearing pods that ripen in or on the ground.
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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