yagu Share definition Flag when someone says something really cliche, or cringy, usually goes along with someone rolling their eyes to the back of their head Christian: "You know what really grinds my gears." Pedro: "Yaaaaguuuuu." Damian: "Yagu." yagu by YaguMember3 April 10, 2019 0 0 Get merch Get the yagu mug. Buy Now — $32.95 See more merch