phail-hat Share definition Flag Someone who attempts to/is an ass-hat but is so obvious you know it's coming. Omg, here comes that drunken idiot who likes to rant. Let's bail before that phail-hat comes over here. phail-hat by RandomLink February 1, 2010 0 0 Get merch Get the phail-hat mug. Buy Now — $32.95 See more merch