Bummy Behavior Share definition Flag The behavior of someone that expresses the actions of being bummy (acting foolish; being obtuse). "You're going to try to scam the machine out of 3 dollars? That's bummy behavior!" Bummy Behavior by TeironTV March 24, 2019 0 0 Get merch Get the Bummy Behavior mug. Buy Now — $32.95 See more merch
