A coat of arms; the heraldic symbols and colors associated with a family, individual, or organization. The knight's shield bore the blazon of his noble family, proudly displaying their heritage.
A formal description of a coat of arms written in heraldic language. The blazon of the royal arms is "Azure, three lions passant guardant Or."
A display or proclamation, often in a showy or ostentatious manner. The company's logo was a blazon of their brand, prominently featured on all their products.