ubgook Share definition Flag A person who sends writes letters, post cards, greeting cards, text messages etc. to him-/her-self, and pretends that the correspondence is from someone else. Mr. Bean often sent a birthday card to himself. What an ubgook! ubgook by namklaw January 14, 2012 0 0 Get merch Get the ubgook mug. Buy Now — $32.95 See more merch