a block of solid substance (such as soap or wax) [同] bar , cake [例]
a bar of chocolate
a portable .30 caliber automatic rifle operated by gas pressure and fed by cartridges from a magazine; used by United States troops in World War I and in World War II and in the Korean War [同] bar , browning automatic rifle
a horizontal rod that serves as a support for gymnasts as they perform exercises
a heating element in an electric fire [例]
an electric fire with three bars
(law) a railing that encloses the part of the courtroom where the judges and lawyers sit and the case is tried [例]