mistletoe /ˈmɪsəlˌtoʊ/ noun Learner's definition of MISTLETOE
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: a plant with yellowish flowers and white berries that is traditionally used as a Christmas decoration槲寄生（常用作圣诞节装饰） ◊ Pieces of mistletoe are often hung from the ceiling or in a doorway at Christmastime. According to tradition, if you stand with someone under a piece of mistletoe, you are supposed to kiss that person.圣诞节期间，槲寄生的枝常垂挂于天棚或走廊。根据传统，如果你与某个人一起站在枝下，你就应该亲吻那个人。