大老千 meaning in Chinese

big gamester

Inferior gangster flying dragon chin ka lok has a bad habit of gambling , he thus offends the three great gamble deceivers . luckily his younger cousin , roy jordon chan , who comes back from america is extraordinarily lucky , he can win every round of the game and saves flying dragon
二流古惑仔飞钱嘉乐好赌成性，开罪了三大老千，幸得从美国回流的表弟"来陈小春"救驾，发现来的运气奇佳，铺铺自摸天糊，遂带来往雀馆?食。