Definition of nail-biting
: having or being an ending that causes people to feel nervous because the ending is not known until the final moment <a nail-biting game> <The election is heading for a nail-biting finish.>
Learn More about nail-biting
Thesaurus: All synonyms and antonyms for nail-biting
Seen and Heard
What made you want to look up nail-biting? Please tell us where you read or heard it (including the quote, if possible).