longtimer Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a person who has been around for a long time. Example Sentence The longtimer gave him some much needed advice. Spelled as one word. More Example Sentences The longtimer knows all the best spots. Synonyms veteran; old-timer; experienced person Antonyms beginner Hear It! Say It! Write It! longtimer Switch to cursive Start Share with your friends: