casiopea Share definition Flag Casiopea is when you have the irrevocable desire to choke your goose in order to make it run down. It´s 3:00 am, gonna make a casiopea and go to sleep. casiopea by jjkillua February 24, 2018 0 0 Get merch Get the casiopea mug. Buy Now — $32.95 See more merch