ayef Share definition Flag an expression showing great disappointment in something usually said in a redneck voice; can be used to substitute the letter "f" in "wtf" 1)Jimmy:"The Yankees beat the Red Sox last night!" Billy:"AYEF!" 2)Bob:"What the ayef is that!" ayef by Kevon T February 28, 2009 0 0 Get merch Get the ayef mug. Buy Now — $32.95 See more merch