Droppin crust Share definition Flag "Droppin crust" is to spend a lot of money. The term "droppin crust" roots from the slang of "dough" for money. This chick is hot fer real, I dont mind droppin crust on her. Droppin crust by SBubble March 5, 2011 0 0 Get merch Get the Droppin crust mug. Buy Now — $32.95 See more merch