[ reys-hawrs ]
See synonyms for racehorse on Thesaurus.com
  1. a horse bred or kept for racing, especially in flat races or steeplechases.

Origin of racehorse

First recorded in 1620–30; race1 + horse

Words Nearby racehorse

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use racehorse in a sentence

  • Every man on board had to work at racehorse speed, for the captain was always on the alert.

  • His shapely body, his slim hands and feet, his lithe active strength, suggested a racehorse perfection.

    A Son of Perdition | Fergus Hume
  • Men are very easily put off or frightened; a racehorse isnt in it with them.

    The Celebrity at Home | Violet Hunt
  • The forester pats the sides of his favourite tree, as a breeder might that of his favourite racehorse.

    At Last | Charles Kingsley
  • Then he turned and rushed towards the city, swift as a racehorse whirls a chariot across the plain.

    Stories of the Old world | Alfred John Church

British Dictionary definitions for racehorse


/ (ˈreɪsˌhɔːs) /

  1. a horse specially bred for racing

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012