Keg Nectar Share definition Flag Beer. Sweet, delicious beer. Stockton: "Ey, Wes! Down to drink this keg nectar until we pass out in pools of our own vomit and urine?" Wes: "Yee-haw!" Keg Nectar by Roach UVa December 16, 2008 0 0 Get merch Get the Keg Nectar mug. Buy Now — $32.95 See more merch