squirmer Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a person or animal that moves or twists their body in a restless or uncomfortable way Example Sentence The squirmer couldn't sit still in class. Synonyms fidgeter; wriggler; wiggler Antonyms still; calm Hear It! Say It! Write It! squirmer Switch to cursive Start Share with your friends: