define barbarian
The definition of barbarian is someone or something lacking in social graces, education, and/or culture. A country whose people are wild and primitive is an example of a barbarian country. noun. Barbarian is defined as a person who is savage and crude. A cannibal is an example of a barbarian. 1  Obs. an alien or foreigner: in the ancient world applied esp. to non-Greeks, non-Romans, or non-Christians.  a member of a people or group with a civilization regarded as primitive, savage, etc.