Having been secured or encircled with a band, belt, or girth; fastened tightly around.
Past participle of 'girt' used as an adjective, from Old English 'gyrdan'. Shows how English uses past participle forms to create descriptive adjectives.
Medieval armor wasn't just metal plates—a knight had to be properly 'girted' with straps and fasteners, and the difference between a secure and insecure fit could mean survival. This word appears constantly in medieval literature because it was literally a life-and-death concern.
Complete word intelligence in one call. Free tier — 50 lookups/day.