a horse that is regularly entered in stake races.
Origin of stake horse
An Americanism dating back to 1890–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for stake horse
Historical Examples of stake horse
His race showed that Trainer John Morris has been doing some good work with the colt and has a stake-horse in his stable.History of the Kentucky Derby, 1875-1921
John Lawrence O'Connor