The Golden Arches were the two giant yellow arches incorporated into McDonald’s 1950s restaurant buildings.
Architect Stanley Clark Meston developed the building design for McDonald’s as the company moved toward a highly recognizable, standardized restaurant format. The arches stood at opposite ends of the building and could be seen by passing motorists. Their bright color and height made them practical roadside signage as well as architectural decoration.
The two structures were later combined visually into the single M-shaped symbol associated with McDonald’s. Although the modern logo looks like a letter, its origin is architectural: it represents the restaurant’s original pair of arches. This is why the phrase “Golden Arches” refers both to the physical design and to the corporate symbol.
The arches are not the same thing as the Speedee mascot or the restaurant’s later character advertising. They belong to McDonald’s building and logo history, while Speedee belongs to the earlier service-system branding.