1. Primitive in culture and customs; uncivilized.
2. Lacking refinement or culture; coarse.
3. Characterized by savagery; very cruel or brutal.

The condition of having no civilizing influences or refined culture; ignorance or crudity; savage violence or cruelty.

Same as "savage," but for the more sophisticated crowd: bad-ass, cool.

The word that Hermoine says in Harry Potter.
Means uncivilised, inferior

A shortened and more pleasant-sounding version of the word "barbarian". Used to describe someone who lacks manners and/or common sense. The term is used to refer to people who may be in earshot but probably won't know the word's meaning. Could also mean stupid, foolish, messy,

Uncivilized or unsophisticated when compared to highly developed civilizations

It means anything you want it to. Absolutely anything. It's usually used to get out of unfortunate situations, or to just be a dick!