"GB" commonly refers to "gigabyte," a unit of digital information storage equal to approximately one billion bytes. It is often used to measure the size of files, storage devices, and data transfer rates in computing. For example, a typical smartphone might have storage capacities ranging from 64 GB to 512 GB, indicating how much data it can hold. In another context, "GB" can also stand for the United Kingdom, which is often referred to as "Great Britain." This term encompasses the island that includes England, Scotland, and Wales. The UK is known for its rich history, diverse culture, and significant influence on global affairs.