Definify.com
Webster 1913 Edition
Barbarian
1. 
A foreigner. 
[Historical] 
Therefore if I know not the meaning of the voice, I shall be unto him that speaketh a 
barbarian
, and he that speaketh shall be a barbarian 
unto me. 1 Cor. xiv. 11.
2. 
A man in a rude, savage, or uncivilized state. 
3. 
A person destitute of culture. 
M. Arnold.
 4. 
A cruel, savage, brutal man; one destitute of pity or humanity. 
“Thou fell barbarian.” Philips.
 Bar-ba′ri-an
,Adj.
 Of, or pertaining to, or resembling, barbarians; rude; uncivilized; barbarous; 
as, 
. barbarian 
governments or nationsWebster 1828 Edition
Barbarian
BARBA'RIAN
,Noun.
 1.
  A man in his rude, savage state; an uncivilized person.2.
  A cruel, savage, brutal man; one destitute of pity or humanity.3.
 A foreigner.  The Greeks and Romans denominated most foreign nations barbarians; and many of these were less civilized than themselves, or unacquainted with their language, laws and manners.  But with them,the word was less reproachful than with us.BARBA'RIAN
,Adj.
  2.
  Cruel; inhuman.34