Fignewxton Share definition Flag A violent term of candy bar. A type of dirty eating of a candy bar. It can also mean ugly and smart. Oh baby give that Hershey a fignewxton! Kelsie was such a fignewxton,but she was a good girl. Fignewxton by gimmelldattbooder December 24, 2010 0 0 Get merch Get the Fignewxton mug. Buy Now — $32.95 See more merch