| Noun | 1. Uruguay potato - South American potato vine Solanum commersonii, Uruguay potato vineUruguay potato - similar to the common potatogenus Solanum, Solanum - type genus of the Solanaceae: nightshade; potato; eggplant; bittersweetvine - a plant with a weak stem that derives support from climbing, twining, or creeping along a surface | | 2. Uruguay potato - similar to the common potato Irish potato, murphy, potato, spud, tater, white potato - an edible tuber native to South America; a staple food of IrelandSolanum commersonii, Uruguay potato, Uruguay potato vine - South American potato vine |