Middle-class means belonging to the social group between rich and poor. A middle-class background.
In Britain it is about occupation and education, and in America it is mostly about income. Almost everybody describes themselves as middle-class, which makes surveys nearly useless.
1adjectivemiddle-classBelonging to the social group between rich and poor.
“The middle-class assumptions in the report went unexamined.”
middle-class is a quality.