Yarskis Share definition Flag pronounced (yar-ski-z) it's just a cooler more entertaining way to say yes, yeah, yup, ect. Brooklynn: hey Ryan are you comming to my house later? Ryan: Yarskis. Yarskis by b-steeze(: March 15, 2010 0 0 Get merch Get the Yarskis mug. Buy Now — $32.95 See more merch