Booyah kashaa Share definition Flag A phrase used by teenage children in order to show that their parents, usually the father, is an oaf. see also Quijibo Booyah kashaa! My dad is an idiot! Booyah kashaa by urbandictioneer December 12, 2006 0 0 Get merch Get the Booyah kashaa mug. Buy Now — $32.95 See more merch