maggieisfullofshit Share definition Flag A word to express how unbelievable someone named Maggie is. "Oh my goodness - here Maggie goes just making up names again. Maggieisfullofshit!" maggieisfullofshit by peeks930 August 2, 2019 0 0 Get merch Get the maggieisfullofshit mug. Buy Now — $32.95 See more merch