Plural of croupe; multiple rumps or hindquarters of horses, or multiple instances of the croupe in equestrian contexts.
Simple plural of croupe, formed by adding -s. From Old French 'croupe' with regular English pluralization.
When you look at classical equestrian art, you'll see horses shown from the croup-side because that's where riders assess a horse's strength—so artists and riders cared deeply about multiple 'croupes'!
Complete word intelligence in one call. Free tier — 50 lookups/day.