Grade 0 undoes Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. to release from or remove wrapping or fastening from 2 reverse Example Sentence He can not take off his shoes until he undoes his shoelaces. Synonyms loose; loosen; release; reverse; ruin Antonyms fasten Hear It! Say It! Write It! undoes Switch to cursive Start Share with your friends: