drop out Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. 1 withdraw from participation in a group such as a school or club; 2 withdraw from society owing to disillusionment. Example Sentence It is unwise to drop out of high school. Spelled as two words. Synonyms withdraw; back out; quit Antonyms begin Hear It! Say It! Write It! drop out Switch to cursive Start Share with your friends: