BigDickCaius Share definition Flag BigDickCaius is a term used for someone who has a big dick and is named Caius. Person 1: "did you hear about Caius O'Sullivan?" Person 2: "you mean bigdickCaius?" BigDickCaius by BigDickCaius VI May 27, 2021 0 0 Get merch Get the BigDickCaius mug. Buy Now — $32.95 See more merch
