Splanchnic Share definition Flag A food sauce or dressing made like ranch dressing (vinegar, oil etc..) but with semen added. Hey, pass the splanchnic sauce, this meat is too dry. Goody - tastes better now! Splanchnic by Iced Pie August 21, 2008 0 0 Get merch Get the Splanchnic mug. Buy Now — $32.95 See more merch