A person, usually a youth, of low social standing and education, a violent disposition and with a particular style of dress (typically sportswear or Burberry), speech and behaviour
The mindless behaviour of drunken neds and nuisance neighbours brings misery to tens of thousands of honest folk.
an Australian bank robber who was in a gang (=group of criminals) with his brother Dan. They became very famous, and some people considered Ned to be a hero. He was caught by the police and hanged in 1880 (1855-80)