Yawning Rainbows Share definition Flag Pukeing. Esp. Projectile Vomiting into the open air. "I had some of the dollar a scoop chinese buffet, topped with a few beers, and ended up Yawning Rainbows all afternoon" Yawning Rainbows by FireMoth April 9, 2006 0 0 Get merch Get the Yawning Rainbows mug. Buy Now — $32.95 See more merch