From Longman Dictionary of Contemporary EnglishRelated topics: Plantsmistletoemis‧tle‧toe /ˈmɪsəltəʊ $ -toʊ/ noun [uncountable]HBPa plant with small white berries, which grows on trees. It is traditional to kiss people under a piece of mistletoe at Christmas.Examples from the Corpusmistletoe• There was a mistletoebranchhangingabove the bed.• Todaysaw the first of four weeklyauctions, and five tons of holly and mistletoe were brought in by local farmers.• Are we delicatemistletoe, paying lip service to the greentheme, or full-blown Lincoln green?• From Tenbury Wells market, mistletoe is sold on to other markets all over Britain.• However, it was not total since, oddly, mistletoe would be the death of him.• Using a long hookedpole, he yanked down the mistletoe from the boughs of an old apple tree.• Where's the mistletoe and some one to kiss?• The reddening turned the mistletoe into rowan.OriginmistletoeOld Englishmisteltan, from mistel"mistletoe" + tan"small stem"