Frosty Blast Share definition Flag When you take a Wendy's frosty float with cherry coke and a Taco Bell baja blast and mix them together. A: What you do last night bro.B: Got high as fuck, made a Frosty Blast.A: Whaaaat! Frosty Blast by Knowledgeable1! November 23, 2009 0 0 Get merch Get the Frosty Blast mug. Buy Now — $32.95 See more merch