shoulder-in
shoul der-in ▶noun (in dressage ) a movement in which the horse moves parallel to the side of the arena, with its hindquarters carried closer to the wall than its shoulders and its body curved toward the center.
shoulder-in ▶noun (in dressage ) a movement in which the horse moves parallel to the side of the arena, with its hindquarters carried closer to the wall than its shoulders and its body curved towards the centre.