Bussin Share definition Flag Bussin means when something is tasting rather scrum-diddly-umptious. Like your grandmother. I love ice-cream. It's bussin. So is your grandmother..WHAT THE FUCK.. Bussin by DwightieTightie May 2, 2023 0 0 Get merch Get the Bussin mug. Buy Now — $32.95 See more merch