pendumbo Share definition Flag a hot guy who tries to hide the fact he is only a 3 incher Meg:so how was Kenny last night? Kat: Ugh, don't remind me. He's such a pendumbo! pendumbo by Simonton Pervs January 16, 2010 0 0 Get merch Get the pendumbo mug. Buy Now — $32.95 See more merch