bonny scotlun Share definition Flag (n.) Scotland as pronounced by the natives. Died out in the 20th century, and is now a phrase used to mock scottish people. thi bumfluffe o bonny scotlun, tootan arami. Kappa trackies. bonny scotlun by Gumba Gumba May 25, 2004 0 0 Get merch Get the bonny scotlun mug. Buy Now — $32.95 See more merch