giga-dump Share definition Flag 1. A toilet clogging dump2. A dump that pokes back up out of the water cause its so big. Yo, he just took a giga-dump, we need to call the plumber. giga-dump by The Ice-Man January 22, 2011 0 0 Get merch Get the giga-dump mug. Buy Now — $32.95 See more merch
