galleons Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a large square rigged sailing ship with three or more masts Example Sentence The Spanish fleet was made up of several galleons and smaller support vessels. Synonyms ships; schooners; sailboats Antonyms rowboats Hear It! Say It! Write It! galleons Switch to cursive Start Share with your friends: