gilligan steamer Share definition Flag Where the guy eats the food, then poops it back out, then the girl eats it. We're stranded on a island, so steve took a gilligan steamer to conserve food for marsha. gilligan steamer by Steve and Marsha February 12, 2008 0 0 Get merch Get the gilligan steamer mug. Buy Now — $32.95 See more merch