Word typically formed with the -pilled suffix to show how addict a person is to the prefix.
Here, it refers to the addiction of horses, and more specifically, the Anime Gacha Game: Umamusume.
An anime horse girl game.
plural noun | slang
1. A word born from Young Thug’s song Digits, where “hustlers don’t stop, they keep goin’” was heard by many as “horses don’t stop, they keep goin’.”
2. A fusion of horses and hustlers describing people who move with relentless energy, fast like a horse, grinding like a hustler.
3. A mindset of never stopping, never slowing down, always pushing forward.