also: サラブレット
Refers specifically to the Thoroughbred horse breed, known for racing. Used in horse racing contexts.
He raises thoroughbred racehorses.
person of good lineage; blue-blood
Figurative use, likening a person to a thoroughbred horse: someone from a distinguished family or with innate excellence. Often carries a nuance of elite upbringing.
She is called a thoroughbred of the political world.
He is a blue-blood, born into a family of politicians.
That winning horse is descended from thoroughbred bloodlines.