unflinch Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. to not hesitate or waver when facing difficulty. Example Sentence She did not unflinch when faced with danger. More Example Sentences They unflinch during tough challenges. Synonyms steadfast; brave; resolute Antonyms falter; waver; hesitate Hear It! Say It! Write It! unflinch Switch to cursive Start Share with your friends: