Fehrenbach Share definition Flag to impose ones thoughts onto another by means of yelling and telling half-truths (aka lies). the teacher fehrenbach'ed at his students for 30 minutes, which inspired some of them to argue with him. Fehrenbach by Kiwi529 April 1, 2008 0 0 Get merch Get the Fehrenbach mug. Buy Now — $32.95 See more merch