Zim-Out Share definition Flag To grow inexplicably upset, agitated, overwhelmed or flumoxed over a simple matter or a misunderstanding. Occasionally accompanied by karate chops. The Dow Jones falling 500 points really led to a classic Zim-Out Zim-Out by DWheels March 7, 2009 0 0 Get merch Get the Zim-Out mug. Buy Now — $32.95 See more merch