(southern U.S.A. slang, non derogatory)An african american (male) riding a motorcycle. Black motorcyclist on a budget, usually older model ragged looking cruiser with loud pipes. Don't raceone, the smut butt on a putt putt will usually outrun you.
What was that blur that went by with an awfulnoise? It was a smut butt on a putt putt.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi