cuckbiscuit Share definition Flag A person who is being such a cuntbiscuit they evolve into a cuckbiscuit I fucking hate Taylor, she used to be a cuntbiscuit but now she's a cuckbiscuit. cuckbiscuit by Kazyx December 29, 2016 0 0 Get merch Get the cuckbiscuit mug. Buy Now — $32.95 See more merch