scup·per·nong 
(skŭpər-nông′, -nŏng′)
(skŭpər-nông′, -nŏng′)n.
1. See muscadine.
2.
a. A cultivated variety of the muscadine grape with sweet yellowish fruit.
b. A wine made from this grape.
[After the Scuppernong River in northeast North Carolina.]