pomposo Share definition Flag A little fat mexican kid and eats hotdogs all the time. Stuffin the shit out of himself and all his aunts and uncles rub his belly. Mida ese pomposo. look at that fatass. Mida mijo looks like budda pomposo by nick sainz November 19, 2003 0 0 Get merch Get the pomposo mug. Buy Now — $32.95 See more merch