What the Yay Share definition Flag A form of excitement. Text message slang. Its just what the yay.Abbreviation: WTY "Bro what the yay. I just won the lottery!""Bro Im soo happy for you. Wty!" What the Yay by aluua July 29, 2020 0 0 Get merch Get the What the Yay mug. Buy Now — $32.95 See more merch
