macky dees Share definition Flag slang term for McDonalds family restaurants. Macky Dees usually tastes like shit and is hardly fit for human consumption. yo, me main man, I iz goin down to macky dees for a feed, yo. macky dees by Squatdog January 16, 2004 0 0 Get merch Get the macky dees mug. Buy Now — $32.95 See more merch