Road apples, also known as horse manure, have several synonyms that you can use depending on the context. Some of these alternative words include horse dung, equine excrement, poop, horse droppings, horse poo, and cow pies. Road apples are a common sight on horseback riding trails, ranches, and equestrian facilities. They are an essential part of the natural ecosystem, serving as a fertilizer for plants and contributing to the nutrient cycle. Despite their beneficial effects on the environment, road apples can also be a nuisance when they accumulate on public roads and sidewalks. Therefore, it's essential to dispose of them properly and keep our public spaces clean and hygienic.