Midnight Milkshake Share definition Flag When a man goes down on a woman with a yeast infection and sucks out all of the leaking puss. When Josh came back up for air, he had a little midnight milkshake on his face. Midnight Milkshake by WhoElseButKels November 24, 2015 0 0 Get merch Get the Midnight Milkshake mug. Buy Now — $32.95 See more merch