Opposing the criminal activities of gangsters.
A member of a criminal or street gang.
A member of a professional criminal organization; a racketeer.
To act like a gangster; to commit street crime or run a racket.
a criminal who is a member of gang
a member of a gang of violent criminals
‘gangsters threatened to kill him if he did not cooperate in the theft’; ‘gangster movies’;
A gangster is a criminal who is a member of a gang. Most gangs are considered to be part of organized crime.