grizzlynuts Share definition Flag Very large balls( human testicals) that are not able to fit into a normal girls mouth. ( Only unstable, sluts can handle these) Hey Miles, look at my grizzlynuts........These are the one's Morgan likes. grizzlynuts by Devin Brandon October 13, 2006 0 0 Get merch Get the grizzlynuts mug. Buy Now — $32.95 See more merch