Yetidiot Share definition Flag A person who buys Yeti products simply because they are Yeti products. My sister bought a $50 Yeti bottle opener, she could have bought one that does the same job for a dollar. She's such a Yetidiot. Yetidiot by Khampion January 11, 2021 0 0 Get merch Get the Yetidiot mug. Buy Now — $32.95 See more merch