runner-up

runner-up

One who finishes a competition ahead of the majority of competitors but does not win overall. No, Amanda beat me by a fraction of a second. I'm the runner-up. Congratulations to our second runner-up! That leaves just two contestants battling it out for the top two spots in the tournament.
Farlex Dictionary of Idioms.
See also:
  • a split second
  • split second
  • eyeballs out
  • open up a/(one's) lead
  • off the pace
  • in the lead
  • nip
  • be nip and tuck
  • tuck
  • ahead of the pack