What is "geldings"

Usage examples of "geldings".

If she went into heat, not only would it delay us, but the stallion could injure the geldings if he saw them as threats.

Among the herds she saw mares and geldings and the stallionsthe best among the males, the ones left intact.

Richard was leaning out over the backs of the geldings, shouting to them, but they raced on, great gouts of ice and mush hurtling up from their hooves.