Jellypound Share definition Flag When a dude of average, normal weight pounds a fat chick. Usually taking place with a black male and a white female. "Dude, did you hear about Keely and JJ?" "Yea man, JJ jellypounded that big white ass." Jellypound by Chaz1180 July 25, 2007 0 0 Get merch Get the Jellypound mug. Buy Now — $32.95 See more merch