Above your raising

n. To believe that you are better than you are; to behave in a way that is incongruous with one's family of origin

Origin: Southern American colloquialism

Mother: I don't know who you think you is, goin' off to college like that.
Daughter: I'm trying to better myself.
Neighbor: You gettin' above your raising, that's what.

by Currer813 July 23, 2010