jitterbug
 n.— «“Bojack” started robbing parking meters as a 10-year-old; by age 16, he was “a bona-fide ‘jitterbug’—the first lieutenant and known warlord of a very large gang.”» —“On the Edge’ of oblivion: the forecast for the nation’s poor black children” by Renee Graham Boston Globe Dec. 12, 1993. (source: Double-Tongued Dictionary)