dumpety Share definition Flag A fat,ugly,clumsy idiot. Similar in looks to an ogre. Smells like sweat and fear...or b.o. "I hate mr. newberry, he's a real douche." "bro, he is dumpety!" dumpety by dave-e-mac January 12, 2009 0 0 Get merch Get the dumpety mug. Buy Now — $32.95 See more merch