cookoo for cocoa puffs Share definition Flag 1.) veeery or extrememely cookoo 2.) really into cocoa puffs Jack crossed the street doing somersaults. He sure is cookoo for cocoa puffs. cookoo for cocoa puffs by joribeth April 21, 2005 0 0 Get merch Get the cookoo for cocoa puffs mug. Buy Now — $32.95 See more merch