Brick of gold is a commonly used term for a large and solid block or slab of pure gold. However, there are many other synonyms that can be used to describe this valuable commodity. Some other terms that can be used to refer to a brick of gold include gold ingot, gold bullion, gold slab, gold bar, gold brick, and gold cube. These synonyms are often used interchangeably and can be used to describe different sizes and shapes of gold blocks, ranging from small rectangular bars to large, heavy cubes. Regardless of the specific term used, all of these synonyms indicate a valuable and coveted object that represents wealth and prosperity.