ex Get Printable Handwriting (ex) 1 syllables Hear It! Say It! Write It! Learn It! Spelling Test Definition preposition. from or out of something. Example Sentence The prefix ex is used in the words exit and ex-president. More Example Sentences She is an ex member of the team. Synonyms out of; from; away from Antonyms in; future Hear It! Say It! Write It! ex Switch to cursive Start Share with your friends: