Lick-her License Share definition Flag Quoted by Denzel Washington in Training Day. Another term for a lesbian. "lickher license?" "What?" "A lick-her license was she a dyke, a lesbian?" Lick-her License by MJM2344 October 6, 2009 0 0 Get merch Get the Lick-her License mug. Buy Now — $32.95 See more merch