Grankley Share definition Flag Adj. "GRANK-el-LEE" Grankley is used to describe someones appearance or demeanor. It means to look messed up so bad as to be below ones notice. Jesus! Get a load of this Grankley fuck! I feel Grankley today. Grankley by UberSmoof October 25, 2009 0 0 Get merch Get the Grankley mug. Buy Now — $32.95 See more merch