nBirrusA coarse kind of thick woolen cloth, worn by the poor in the Middle Ages; also, a woolen cap or hood worn over the shoulders or over the head.
Century Dictionary and Cyclopedia
nbirrusUnder the Roman empire, and later, a cloak with a hood worn as an outer garment for protection from the weather. It was strictly a heavy and rough garment, woven of coarse wool in its natural color; but after a time cloaks of the same form and name came to be made of fine quality also.
nbirrusA species of coarse thick woolen cloth used by the poorer classes in the middle ages for cloaks and external clothing.