do-rag Syllabification: (do-rag)Definition of do-rag noun informal a scarf or cloth worn to protect one’s hairstyle:13-year-old kids in big pants, “wife beater” T-shirts, and do-rags dancing to the sound of 50 Cent and calling each other “G.”Origin: 1990s: from hairdo and ragdo-rag in other Oxford dictionaries Definition of do-rag in the British & World English dictionary