cackleberry Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a humorous term for an egg, especially a chicken egg. Example Sentence You want a cackleberry for breakfast? More Example Sentences She bought a dozen cackleberries from the store. Synonyms egg; ovum; shell Antonyms chicken Hear It! Say It! Write It! cackleberry Switch to cursive Start Share with your friends: