The word "blazon" is intimately tied to the world of heraldry, the medieval system of symbols and colors used to represent individuals, families, and institutions. It is not just a visual representation but also a language in itself, with specific rules for the display and interpretation of heraldic symbols. The act of blazoning, or describing these symbols, is a specialized skill, used by heralds to ensure accuracy and consistency in the portrayal of coats of arms. Today, while the use of blazon has decreased in common life, it still holds cultural significance in areas such as law, genealogy, and certain ceremonial functions. The term has also broadened metaphorically to describe the public display of anything seen as noteworthy or significant, particularly in the fields of media and advertising.
The blazon is also an important part of the traditions of many organizations, such as universities, municipalities, and governments, where coats of arms or logos serve as symbols of identity. Whether on a flag, a building, or in printed material, a blazon represents a lineage, an organization, or an accomplishment that is worthy of public recognition.