Greek form of an Aramaic name. In Acts in the New Testament the byname Barnabas was given to a man named Joseph, a Jew from Cyprus who was a companion of Paul on his missionary journeys. The original Aramaic form is unattested, but it may be from בּר נביא (bar navi) meaning "son of the prophet", though in Acts 4:36 it is claimed that the name means "son of encouragement".As an English name, Barnabas came into occasional use after the 12th century. It is now rare, though the variant Barnaby is st...