Rail bent badly across one in situation marked by tension

• Sudden-death game, say
• Brilliant playing - with energy - but losing line in tense moment
• Game that goes into overtime, e.g
• Very close game, e.g.
• It keeps you on the edge of your seat
• Very close game that could cause fans to ruin their manicures: Hyph
• Close contest

Wiktionary Word definitions in Wiktionary
n. (alternative spelling of nail-biter English)

Wikipedia Word definitions in Wikipedia
Nailbiter is a 2013 horror film directed by Patrick Rea . The movie was first released onto DVD in Japan on January 25, 2013 and received its American debut on April 5, 2013 at the Phoenix Film Festival . It stars Erin McGrane as a mother who defends herself ...