Englishgangster
noun
they were held up at gunpoint by gangsters:
hoodlum, racketeer, bandit, robber, ruffian, thug, tough, desperado, outlaw, villain, lawbreaker, criminal;
gunman, murderer, assassin, terrorist;
gang member, member of a criminal gang, member of the Mafia, Mafioso;
in Japan yakuza;
informal mobster, crook, hitman, hatchet man, heavy;
North American, informal hood;
literary brigand.