to·ma·til·lo 
(tō′mə-tēyō, -tēlyō)
(tō′mə-tēyō, -tēlyō)n. pl. to·ma·til·los
1. A ground cherry (Physalis philadelphica) native to Mexico but widely naturalized in eastern North America, having an edible, yellow to purple viscid fruit.
2. The fruit of this plant.
[American Spanish, diminutive of tomate, tomato; see TOMATO.]