lava syrup Share definition Flag when a male spends 5+ minutes in a sauna, and ejaculates on a male/female's face, resulting in hot syrupy semen. "gales, you little bitch, lick my lava syrup off yo mouth!!!" lava syrup by stevielikesweiners February 26, 2009 0 0 Get merch Get the lava syrup mug. Buy Now — $32.95 See more merch