Nine F-er Share definition Flag A medical slang expression to refer to the typical gallbladder patient: Fat, fortyish, fecund, flatulent female with foul, foaming, floating feces. Marge was your typical nine F-er: gallbladder problem likely. Nine F-er by Duckbutt September 18, 2005 0 0 Get merch Get the Nine F-er mug. Buy Now — $32.95 See more merch