The stupid horse was another matter.

It was now Clearwater and her stupid horses who were the centre of attention and he found that irritating too.

Yes, the stupid horse slid off the ford!

Look to Dorelei, who needs thy hand more than the blood of a stupid horse.

If you withheld your mind, I would indeed be just a stupid horse.

It does not mean "stupid horse" in this context.

That stupid horse, with his heavy hoofs, has been treading down my people without mercy!

That stupid horse is crushing my people mercilessly to death with his great hoofs.

The stupid horse was coming again!

Gods, I can't even control a stupid horse.