sidelined Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. to remove from the center of activity or attention. Example Sentence Due to his injury, the star player was sidelined for the rest of the season. Synonyms benched; displaced; ousted Antonyms promoted; advanced Hear It! Say It! Write It! sidelined Switch to cursive Start Share with your friends: