1、cluck英[klʌk]美[klʌk]，v.(鸡)咯咯地叫，发出咯咯声; (表示遗憾或不赞成)发出啧啧声;n.(鸡的)咯咯声。2、[例句]The hen started clucking after she laid an egg.母鸡下完蛋后，咯咯地叫个不停。