look up any word, like potate:
 
1.
suspenseful, keeps you on the edge of your seat
the movie was a real nail biter.
by dr. v January 19, 2004
 
2.
A woman sexy enough that you would bite your fingernails hours after playing with her just to remember the experience.
"I can't wait until I can get home and taste my fingernails.
by vince January 14, 2004