1. Double Bridle: A double bridle is a type of bridle that consists of two bits, one attached to the reins and the other to the noseband. It provides more control and leverage over the horse compared to a single bridle.
2. Double Reins: Double reins refer to the use of two reins, one in each hand, to control the horse. This technique is often employed in Western riding styles and provides greater precision in steering and maneuvering.
3. Double Mounting: Double mounting is a method of mounting a horse from the ground in which the rider places one hand on the saddle pommel and the other on the horse's neck, then swings both legs over the horse's back simultaneously.
4. Double Fence: A double fence is a combination of two fences placed close together, usually with a narrow space in between. Riders are required to navigate their horses carefully over both fences without knocking them down.
5. Double Take: In horse racing, a double take occurs when a jockey briefly pulls back on the reins to slow the horse down before allowing it to resume its previous speed. This technique can be used to maintain control or give the horse a brief break during a race.
6. Double Header: A double header is a term used to describe two equestrian events or competitions held on the same day, often at the same venue.
These are some of the ways in which the term "double" is used in horseback riding. Its specific meaning may vary based on the region, riding discipline, or specific traditions and practices.