noun: (informal) A speedometer, particularly one in a race car or other automobile.
noun: A tight-fitting swimsuit, especially commonly worn by competitive swimmers and divers. Usually implies a brief or bikini style swimsuit.
noun: (by restriction) A male swimsuit, very tight fitting and small, brief-style, and not a thong-type.
noun: Alternative letter-case form of Speedo [A tight-fitting swimsuit, especially commonly worn by competitive swimmers and divers. Usually implies a brief or bikini style swimsuit.]