The AI-powered English dictionary
plural croupieres
Synonym of crupper (“armor for a horse's buttocks”) quotations examples
The Croupiere or Buttock Piece was also some times formed of plates of copper, brass or iron, though often of jacked leather, when the chanfron and poitrinal were of metal.
1786, Francis Grose, A Treatise on Ancient Armour and Weapons, page 30