As merry as the day is long Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. very happy and cheerful throughout the day. Example Sentence What does 'As merry as the day is long' mean? More Example Sentences She felt as merry as the day is long. Synonyms cheerful; joyful; happy Antonyms sad; gloomy; unhappy Hear It! Say It! Write It! As merry as the day is long Switch to cursive Start Share with your friends: