coolay Share definition Flag A word used in german porn movies to state displeasure at tiny pecker sizes. Arun: time for the love squeezing! Aruns Bitch: COOLAY COOLAY COOLAY *bitch then leaves...* coolay by ARUN RAPES HEDGEHOGS February 21, 2008 0 0 Get merch Get the coolay mug. Buy Now — $32.95 See more merch