dutch mark Share definition Flag the sticky line that appears on the lower lip, after a hit of marijuana is taken from an L Toker 1: Nigga!!! Get that dutch mark of ya lip, it look like shit stain. Toker 2: Oh igght, good looks. dutch mark by camilo89 January 11, 2009 0 0 Get merch Get the dutch mark mug. Buy Now — $32.95 See more merch