Shittwankies Share definition Flag Noun: the sand you find it your ass-crack after going to the beach that you keep finding EVERYWHERE OH MY GOSH! I went to the beach LAST WEEK and I'm still finding shittwankies!! Shittwankies by jo-jo-sweet May 23, 2011 0 0 Get merch Get the Shittwankies mug. Buy Now — $32.95 See more merch