adj.
1.characteristic of someone who has risen economically or socially but lacks the social skills appropriate for this new position
2.of or characteristic of a parvenu parvenu n.
1.a person who has suddenly risen to a higher economic status but has not gained social acceptance of others in that class
Idiom of the Day
live (something) down or live down (something)
to overcome the shame or embarrassment of something
It was difficult for the woman to live down the shame of stealing money from her job.