Puaf Share definition Flag A word that shows disgust or utter disbelief! Puaf means 'Yuck' in spanish! Person 1 - "One day i ate a a mashed up banana that found on the floor! :D" Person 2 - "Puaf!!! Thats disgusting!" Puaf by Fernski December 7, 2007 0 0 Get merch Get the Puaf mug. Buy Now — $32.95 See more merch