Kuan Tong Share definition Flag A person who is usually kind yet serious. A Kuan Tong is usually outspoken and insults others when he feels like it Person 1: “Hi Kuan Tong” Kuan Tong: “Shut up” Kuan Tong by HappyCat193 February 19, 2019 0 0 Get merch Get the Kuan Tong mug. Buy Now — $32.95 See more merch