mariners Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition plural noun. people who work on boats or ships. Example Sentence The mariners navigated the huge ship across the ocean. More Example Sentences Mariners work hard to navigate the waters. Synonyms sailors; seamen; crew Antonyms truck driver Hear It! Say It! Write It! mariners Switch to cursive Start Share with your friends: