set
 n.— «Street gangs, called “sets” in gangster slang, have plagued Southeastern neighborhoods for decades. Schorr ran through a partial list: Neighborhood Crips, West Coast Crips, 5/9 Brims, Lincoln Park, Skyline Piru, Market Street, Encanto, Lomita Village, Gamma Boys, Shelltown, OKB (Oriental Killer Boys) and OBS (Oriental Boy Soldiers).» —“Fighting crime in some of San Diego’s toughest neighborhoods” by Robert J. Caldwell Union-Tribune (San Diego, California) Dec. 12, 2004. (source: Double-Tongued Dictionary)