OH-MaGaga Share definition Flag Shorthand for "Oh My God, Madonna!" or "OMG, Madonna!" or "Oh My God, Madonna & Lady Gaga!" or OMG, Madonna & Lady Gaga!" Please see the above definition of OH-MaGaga for examples. OH-MaGaga by Chris P Treat January 16, 2010 0 0 Get merch Get the OH-MaGaga mug. Buy Now — $32.95 See more merch
