Definitions for tabarded
Random House Webster's College Dictionary
a loose outer garment, sleeveless or with short sleeves, esp. one worn by a knight over his armor.
Category: Heraldry, Clothing
an official garment of a herald, emblazoned with the arms of his master.
a coarse, heavy, short coat, with or without sleeves, formerly worn outdoors.
Origin of tabard:
1300–50; ME < OF tabart
Wearing a tabard.