Citizens band, commonly abbreviated as CB, is a type of radio communication used by people across various countries. It is used by drivers, truckers, and other individuals to communicate with others over short distances. Although CB is the most popular synonym for citizens band, there are other synonymous terms as well. Some of these terms include two-way radio, walkie-talkie, portable radio, and handheld transceiver. Although each of these terms may imply a slightly different usage, they all refer to the same technology. Moreover, the technology has been around for decades and has been a reliable mode of communication for different groups of people.