characteristic of the social middle class
bourgeois - materialistic
The term ‘bourgeois’ was originally used to refer to the group of people that fall between the lowest and highest classes. It has since been adapted to be used disapprovingly to express said group's perceived tendency to support existing customs and values, and strong interest in money and possessions.
With climate change being regarded as a major political issue, there has been a backlash against perceived bourgeois materialism from some quarters.
Even though I can afford it now, I won’t become a member of that posh gold club. It’s all a bit too bourgeois for me.
When the economic crisis hit, a strong sense of resentment against the country’s bourgeoisie began to take hold.