Wiktionary
breastplated
a. Wearing a breastplate.
Usage examples of "breastplated".
And there, at the head of the army, rode an upright figure, broad-shouldered and breastplated in gold.
He went up the steps into the guardhouse, past breastplated guards on either side of the door.
Along the tops of the white walls, on high balconies and towers, more Guards stood rigidly straight, bows precisely slanted across breastplated chests.