(歇后语)没安好心。黄鼠狼喜食鸡,故比喻人不怀好意,别有居心。 如:「他居然一反常态,突然对你大方起来,依我看,这是黄鼠狼给鸡拜年──没安好心。」
英语 Beware of suspicious folk bearing gifts, they are sure to be ill-intentioned. (idiom)