To call out the scores while casting dice; to gamble; (by extension) to make a loud racket or clamor, often associated with gambling.
每当夜幕降临，那群年轻人就会聚在一起呼幺喝六，玩到很晚。
Every evening, that group of young people would gather to gamble and make a lot of noise, playing late into the night.
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