Katie bar the door Share definition Flag battin' down the hatches, the rain is a comin', the fat lady has sung, it's over, peace out, we're screwed Holy shit! The rain is not going to let up anytime soon! Katie bar the door! Katie bar the door by minnyindy November 26, 2011 0 0 Get merch Get the Katie bar the door mug. Buy Now — $32.95 See more merch