mer·ry / ˈmerē/ • adj. (mer·ri·er, mer·ri·est) cheerful and lively: the narrow streets were dense with merry throngs of students a merry grin. ∎ (of an occasion or season) characterized by festivity and rejoicing: he wished me a merry Christmas. ∎ Brit., inf. slightly and good-humoredly drunk: after the third bottle of beer he began to feel quite merry.PHRASES: go on one's merry way inf. carry on with a course of action regardless of the consequences.make merry enjoy oneself with others, esp. by dancing and drinking.the more the merrier the more people or things there are, the better or more enjoyable a situation will be.DERIVATIVES: mer·ri·ness n.