F that N in the A Share definition Flag short for "fuck that noise in the ass" good for shooting down bad ideas. especially in mixed company. idiot: wanna go to the poop chute tonight? you: isnt that a gay bar? F that N in the A! F that N in the A by J to the F U November 18, 2007 0 0 Get merch Get the F that N in the A mug. Buy Now — $32.95 See more merch