Daybuse Share definition Flag A synonym for penis, used mainly with young teens in Quogue, NY and Scottsdale, AZ Person 1: Haha that guy sucked at driving!!Person 2: yeah he blew fat daybuse Daybuse by MC_LAUGH_RY October 5, 2013 0 0 Get merch Get the Daybuse mug. Buy Now — $32.95 See more merch