Advertisement - Continue reading below

Definition of "racehorse" [racehorse]

  • A horse bred and trained to race. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "racehorse" in a sentence
  • "One potential monster of a racehorse is a draw in itself, but two in the same race is unmissable."
  • "Among the birds we generally shot, was the painted goose, whose plumage is variegated with the most lively colours; and a bird much larger than a goose, which we called the racehorse, from the velocity with which it moved upon the surface of the water, in a sort of half-flying half - running motion."
  • "The most famous Triple Crown winner in racehorse history becomes a movie star this weekend with the release of Disney's "Secretariat," the story of the thoroughbred, his owner Penny Chenery (Diane Lane) and how they managed to set records in 1975 that haven't been matched since."