triple-crown

Definition of Triple-crown in English :

1. triple-crown

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

2. triple-crown

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

WordNet Lexical Database for English. Princeton University. 2010.

Triple-crown

noun

1. Roman Catholic Church

the Pope's tiara

2. horse racing

the winning of three important races in one season

3. (often capitals) rugby union

a victory by Scotland, England, Wales, or Ireland in all three games against the others in the annual Six (formerly, Five) Nations Championship

Compare grand slam (sense 3)

1. US, Baseball

the distinction of leading a league in batting average, home runs, and runs batted in, for a single season

2. US, Horse Racing

the distinction of winning the Kentucky Derby, the Preakness, and the Belmont Stakes in the same year