The Bullington Share definition Flag The act of spreading a woman's ass cheeks apart during doggie style and slipping in a thumb. Dude, I was beating it up from behind and slipped THe Bullington on her and she went nuts. The Bullington by Dirdy77 July 25, 2012 0 0 Get merch Get the The Bullington mug. Buy Now — $32.95 See more merch