Definition of mountain grape in English:

mountain grape

noun

  • 1Any of several tropical American trees having grape-like fruits; especially any tree of the genus Coccoloba (family Polygonaceae) (also "mountain grape tree") (now rare).

  • 2US either of two vines (Vitis species) native to the south-western United States, V. monticola and V. rupestris.

Origin

Mid 18th century; earliest use found in Patrick Browne (c1720–1790), physician and botanist.