Foodaisy Share definition Flag A fool. Totally whacked out; a foolish fellow. All over the place, and crazy. Man, way to be a foodaisy today!The man with his pants on the ground is a foodaisy. Foodaisy by BriRae April 14, 2010 0 0 Get merch Get the Foodaisy mug. Buy Now — $32.95 See more merch