kthxbyaaah! Share definition Flag Okay, thanks, byaaah! (byaaah, from Dave Chapelle's Howard Dean skit) Generous Person: Here's a thingy. Enjoy it while it's fresh. Howard Dean: Kthxbyaaah! kthxbyaaah! by Chris G Selector August 21, 2006 0 0 Get merch Get the kthxbyaaah! mug. Buy Now — $32.95 See more merch
