°The often
ornamental coverings for an animal, especially a horse or an elephant.
"19th c. And the green of the caparison of the horse, and of his rider, was as green as the leaves of the fir-tree, and the yellow was as yellow as the blossom of the broom. — Anon., tr. by Lady Charlotte Guest, ."
verb
°To dress up a horse or elephant with ornamental coverings.
"1593 Come, bustle, bustle; caparison my horse — Shakespeare, Richard III, ."