Dictionary 1. (n.) A plant (Solanum tuberosum) of the Nightshade family, and its esculent farinaceous tuber, of which there are numerous varieties used for food. It is native of South America, but a form of the species is found native as far north as New Mexico.2. (n.) The sweet potato (see below). Thesaurus Irish potato Kraut aubergine beans cabbage eggplant greens legumes love apple mad apple pieplant potherbs produce rhubarb spud tater tomato vegetables white potato |