Siran Syndrome Share definition Flag A rare disease where you ace every math test, no matter how bad you think you did Siran: “I did horrible on that test”Josh: “You still aced it, you have Siran Syndrome” Siran Syndrome by MANGO75577 October 3, 2019 0 0 Get merch Get the Siran Syndrome mug. Buy Now — $32.95 See more merch