Grouper Hats Share definition Flag A daisy chain of six men, inside each other knob to bottom, bouncing around the Atlantic Ocean. "We were on Freds boat, but I was left out of the Grouper Hats because they wanted an even number." Grouper Hats by Scotty McDiddle October 5, 2016 0 0 Get merch Get the Grouper Hats mug. Buy Now — $32.95 See more merch