squibbously Share definition Flag Spraying (fake blood) outward as if propelled by a squib (small sfx explosive). We went to see that 80's action movie so we could see decaliters of crimson syrup squibbously ejected from stunt men. squibbously by gemakie September 17, 2012 0 0 Get merch Get the squibbously mug. Buy Now — $32.95 See more merch