MERRY Definition Meaning - Merriam-Webster The meaning of MERRY is full of gaiety or high spirits : mirthful How to use merry in a sentence Synonym Discussion of Merry full of gaiety or high spirits : mirthful; marked by festivity or gaiety; quick, brisk… See the full definition Games; Word of the Day; Grammar; Wordplay; Slang; Rhymes; Word Finder; Thesaurus; Join MWU