Being a parvenu; also, like, having the characteristics of, or associated with a parvenu.
A person who has risen, climbed up, or has been promoted to a higher social class, especially through acquisition of wealth, privileges, or political authority but has not gained social acceptance by those within that new class.
Having the characteristics of a vulgarian, vulgar.
A vulgar individual, especially one who emphasizes or is oblivious to his or her vulgar qualities.