stallion [stallions](uncastrated male horse) noun [UK: ˈstæ.lɪən] [US: ˈstæ.ljən]A stallion is a male horse. = Uno stallone è un cavallo maschio.
stud(male animal kept for breeding) noun [UK: stʌd] [US: ˈstəd]The man was quite a stud and had several girlfriends. = L'uomo era uno stallone e aveva varie fidanzate.