Search Result for "triple-crown": 
Wordnet 3.0

ADJECTIVE (2)

1. of a horse that has won the Kentucky Derby and the Belmont Stakes and the Preakness races;

2. unofficial championship title for player who heads the league in batting average and home runs and runs batted in; 



WordNet (r) 3.0 (2006):

triple-crown
    adj 1: of a horse that has won the Kentucky Derby and the
           Belmont Stakes and the Preakness races
    2: unofficial championship title for player who heads the league
       in batting average and home runs and runs batted in