MGB is an acronym that stands for the British sports car, the Morris Garages B. However, there are plenty of synonyms for this term. Some variants include a roadster, convertible, and a two-seater. Another synonym would be a classic car, as MGBs are often considered iconic vehicles from the 60s and 70s. Just as well, you could consider calling it a vintage car, as it's undeniably a classic piece of British engineering. The MG Roadster is another term that can be used to describe the MGB, as roadsters and convertibles have always been part of the car's charm. Whatever you choose to call it, an MGB is an impressive and beloved automobile in its own right.