A robber is a person who steals or takes something belonging to someone else. Robbers use force or threats to take what they want. A bank robber is someone who steals money from a bank. When the robber takes something, this is called a robbery. One famous robbery was the Great Train Robbery in England. Armed robbery means that the robber used a weapon such as a gun in the robbery. Many robbers have become infamous, such as Jesse James in America and Ben Hall in Australia. Australian robbers used to be called bushrangers.